Home / 71,333,700.79-98,440,521.49-43,456,402.57

Finding the Fourth Proportional to 71,333,700.79, 98,440,521.49 and 43,456,402.57

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Solution

The fourth proportional to 71,333,700.79, 98,440,521.49 and 43,456,402.57 is: 59,969,844.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,333,700.79 : 98,440,521.49 = 43,456,402.57 : x
  2. Step 2: Convert to fraction form
    71,333,700.79/98,440,521.49 = 43,456,402.57/x
  3. Step 3: Cross multiply
    71,333,700.79x = 98,440,521.49 × 43,456,402.57
  4. Step 4: Simplify right side
    71,333,700.79x = 4,277,870,931,070,176
  5. Step 5: Solve for x
    x = 4,277,870,931,070,176/71,333,700.79
  6. Step 6: Final answer
    x = 59,969,844.32

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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.