Home / 101,294,266.86-139,834,285.38-67,861,313.52

Finding the Fourth Proportional to 101,294,266.86, 139,834,285.38 and 67,861,313.52

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Solution

The fourth proportional to 101,294,266.86, 139,834,285.38 and 67,861,313.52 is: 93,680,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,294,266.86 : 139,834,285.38 = 67,861,313.52 : x
  2. Step 2: Convert to fraction form
    101,294,266.86/139,834,285.38 = 67,861,313.52/x
  3. Step 3: Cross multiply
    101,294,266.86x = 139,834,285.38 × 67,861,313.52
  4. Step 4: Simplify right side
    101,294,266.86x = 9,489,338,281,017,332
  5. Step 5: Solve for x
    x = 9,489,338,281,017,332/101,294,266.86
  6. Step 6: Final answer
    x = 93,680,901.94

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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.