Home / 992,137,454.15-1,369,138,821.41-546,091,280.87

Finding the Fourth Proportional to 992,137,454.15, 1,369,138,821.41 and 546,091,280.87

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Solution

The fourth proportional to 992,137,454.15, 1,369,138,821.41 and 546,091,280.87 is: 753,599,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,137,454.15 : 1,369,138,821.41 = 546,091,280.87 : x
  2. Step 2: Convert to fraction form
    992,137,454.15/1,369,138,821.41 = 546,091,280.87/x
  3. Step 3: Cross multiply
    992,137,454.15x = 1,369,138,821.41 × 546,091,280.87
  4. Step 4: Simplify right side
    992,137,454.15x = 747,674,772,667,148,544
  5. Step 5: Solve for x
    x = 747,674,772,667,148,544/992,137,454.15
  6. Step 6: Final answer
    x = 753,599,987.12

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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.