Home / 71,174,818,099.62-98,214,756,971.16-42,234,020,859.92

Finding the Fourth Proportional to 71,174,818,099.62, 98,214,756,971.16 and 42,234,020,859.92

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Solution

The fourth proportional to 71,174,818,099.62, 98,214,756,971.16 and 42,234,020,859.92 is: 58,279,096,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,174,818,099.62 : 98,214,756,971.16 = 42,234,020,859.92 : x
  2. Step 2: Convert to fraction form
    71,174,818,099.62/98,214,756,971.16 = 42,234,020,859.92/x
  3. Step 3: Cross multiply
    71,174,818,099.62x = 98,214,756,971.16 × 42,234,020,859.92
  4. Step 4: Simplify right side
    71,174,818,099.62x = 4,148,004,094,671,944,417,280
  5. Step 5: Solve for x
    x = 4,148,004,094,671,944,417,280/71,174,818,099.62
  6. Step 6: Final answer
    x = 58,279,096,531.95

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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.