Home / 867,854,618.92-1,197,648,164.10-471,385,351

Finding the Fourth Proportional to 867,854,618.92, 1,197,648,164.10 and 471,385,351

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Solution

The fourth proportional to 867,854,618.92, 1,197,648,164.10 and 471,385,351 is: 650,516,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,854,618.92 : 1,197,648,164.10 = 471,385,351 : x
  2. Step 2: Convert to fraction form
    867,854,618.92/1,197,648,164.10 = 471,385,351/x
  3. Step 3: Cross multiply
    867,854,618.92x = 1,197,648,164.10 × 471,385,351
  4. Step 4: Simplify right side
    867,854,618.92x = 564,553,800,208,784,064
  5. Step 5: Solve for x
    x = 564,553,800,208,784,064/867,854,618.92
  6. Step 6: Final answer
    x = 650,516,558.77

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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.