Home / 52,700,393,240.76-72,727,806,344.94-28,615,429,995.96

Finding the Fourth Proportional to 52,700,393,240.76, 72,727,806,344.94 and 28,615,429,995.96

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Solution

The fourth proportional to 52,700,393,240.76, 72,727,806,344.94 and 28,615,429,995.96 is: 39,489,979,547.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,700,393,240.76 : 72,727,806,344.94 = 28,615,429,995.96 : x
  2. Step 2: Convert to fraction form
    52,700,393,240.76/72,727,806,344.94 = 28,615,429,995.96/x
  3. Step 3: Cross multiply
    52,700,393,240.76x = 72,727,806,344.94 × 28,615,429,995.96
  4. Step 4: Simplify right side
    52,700,393,240.76x = 2,081,137,451,223,365,976,064
  5. Step 5: Solve for x
    x = 2,081,137,451,223,365,976,064/52,700,393,240.76
  6. Step 6: Final answer
    x = 39,489,979,547.51

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Double scale
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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.