Home / 40,389,600,379.60-60,584,400,569.40-38,220,045,641.20

Finding the Fourth Proportional to 40,389,600,379.60, 60,584,400,569.40 and 38,220,045,641.20

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Solution

The fourth proportional to 40,389,600,379.60, 60,584,400,569.40 and 38,220,045,641.20 is: 57,330,068,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,389,600,379.60 : 60,584,400,569.40 = 38,220,045,641.20 : x
  2. Step 2: Convert to fraction form
    40,389,600,379.60/60,584,400,569.40 = 38,220,045,641.20/x
  3. Step 3: Cross multiply
    40,389,600,379.60x = 60,584,400,569.40 × 38,220,045,641.20
  4. Step 4: Simplify right side
    40,389,600,379.60x = 2,315,538,554,907,211,071,488
  5. Step 5: Solve for x
    x = 2,315,538,554,907,211,071,488/40,389,600,379.60
  6. Step 6: Final answer
    x = 57,330,068,461.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.