Home / 134,864,013.67-186,112,925.22-72,984,357.70

Finding the Fourth Proportional to 134,864,013.67, 186,112,925.22 and 72,984,357.70

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Solution

The fourth proportional to 134,864,013.67, 186,112,925.22 and 72,984,357.70 is: 100,718,730.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,864,013.67 : 186,112,925.22 = 72,984,357.70 : x
  2. Step 2: Convert to fraction form
    134,864,013.67/186,112,925.22 = 72,984,357.70/x
  3. Step 3: Cross multiply
    134,864,013.67x = 186,112,925.22 × 72,984,357.70
  4. Step 4: Simplify right side
    134,864,013.67x = 13,583,332,306,849,832
  5. Step 5: Solve for x
    x = 13,583,332,306,849,832/134,864,013.67
  6. Step 6: Final answer
    x = 100,718,730.94

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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.