Home / 992,137,439.05-1,369,138,800.76-546,091,265.77

Finding the Fourth Proportional to 992,137,439.05, 1,369,138,800.76 and 546,091,265.77

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Solution

The fourth proportional to 992,137,439.05, 1,369,138,800.76 and 546,091,265.77 is: 753,599,966.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,137,439.05 : 1,369,138,800.76 = 546,091,265.77 : x
  2. Step 2: Convert to fraction form
    992,137,439.05/1,369,138,800.76 = 546,091,265.77/x
  3. Step 3: Cross multiply
    992,137,439.05x = 1,369,138,800.76 × 546,091,265.77
  4. Step 4: Simplify right side
    992,137,439.05x = 747,674,740,721,848,192
  5. Step 5: Solve for x
    x = 747,674,740,721,848,192/992,137,439.05
  6. Step 6: Final answer
    x = 753,599,966.39

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Double scale
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1.5x scale

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.