Home / 992,137,545.72-1,369,138,947.84-546,091,372.44

Finding the Fourth Proportional to 992,137,545.72, 1,369,138,947.84 and 546,091,372.44

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Solution

The fourth proportional to 992,137,545.72, 1,369,138,947.84 and 546,091,372.44 is: 753,600,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,137,545.72 : 1,369,138,947.84 = 546,091,372.44 : x
  2. Step 2: Convert to fraction form
    992,137,545.72/1,369,138,947.84 = 546,091,372.44/x
  3. Step 3: Cross multiply
    992,137,545.72x = 1,369,138,947.84 × 546,091,372.44
  4. Step 4: Simplify right side
    992,137,545.72x = 747,674,967,087,003,264
  5. Step 5: Solve for x
    x = 747,674,967,087,003,264/992,137,545.72
  6. Step 6: Final answer
    x = 753,600,113.52

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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.