Home / 1,546,400,649.12-2,134,103,167.80-911,347,942.74

Finding the Fourth Proportional to 1,546,400,649.12, 2,134,103,167.80 and 911,347,942.74

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Solution

The fourth proportional to 1,546,400,649.12, 2,134,103,167.80 and 911,347,942.74 is: 1,257,701,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546,400,649.12 : 2,134,103,167.80 = 911,347,942.74 : x
  2. Step 2: Convert to fraction form
    1,546,400,649.12/2,134,103,167.80 = 911,347,942.74/x
  3. Step 3: Cross multiply
    1,546,400,649.12x = 2,134,103,167.80 × 911,347,942.74
  4. Step 4: Simplify right side
    1,546,400,649.12x = 1,944,910,531,569,446,912
  5. Step 5: Solve for x
    x = 1,944,910,531,569,446,912/1,546,400,649.12
  6. Step 6: Final answer
    x = 1,257,701,574.74

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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.