Home / 85,930,732,852.74-118,579,068,229.10-47,347,493,573.60

Finding the Fourth Proportional to 85,930,732,852.74, 118,579,068,229.10 and 47,347,493,573.60

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Solution

The fourth proportional to 85,930,732,852.74, 118,579,068,229.10 and 47,347,493,573.60 is: 65,336,597,100.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,930,732,852.74 : 118,579,068,229.10 = 47,347,493,573.60 : x
  2. Step 2: Convert to fraction form
    85,930,732,852.74/118,579,068,229.10 = 47,347,493,573.60/x
  3. Step 3: Cross multiply
    85,930,732,852.74x = 118,579,068,229.10 × 47,347,493,573.60
  4. Step 4: Simplify right side
    85,930,732,852.74x = 5,614,421,670,940,195,684,352
  5. Step 5: Solve for x
    x = 5,614,421,670,940,195,684,352/85,930,732,852.74
  6. Step 6: Final answer
    x = 65,336,597,100.38

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Double scale
Find fourth proportional to 85,930,732,853.74, 118,579,068,230.48 and 47,347,493,574.60
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.