Home / 70,235,959,709.55-96,925,696,132.79-38,121,328,484.72

Finding the Fourth Proportional to 70,235,959,709.55, 96,925,696,132.79 and 38,121,328,484.72

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Solution

The fourth proportional to 70,235,959,709.55, 96,925,696,132.79 and 38,121,328,484.72 is: 52,607,472,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,235,959,709.55 : 96,925,696,132.79 = 38,121,328,484.72 : x
  2. Step 2: Convert to fraction form
    70,235,959,709.55/96,925,696,132.79 = 38,121,328,484.72/x
  3. Step 3: Cross multiply
    70,235,959,709.55x = 96,925,696,132.79 × 38,121,328,484.72
  4. Step 4: Simplify right side
    70,235,959,709.55x = 3,694,936,300,887,566,974,976
  5. Step 5: Solve for x
    x = 3,694,936,300,887,566,974,976/70,235,959,709.55
  6. Step 6: Final answer
    x = 52,607,472,243.10

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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.