Home / 625,247,165.60-936,686,946.60-417,358,731.20

Finding the Fourth Proportional to 625,247,165.60, 936,686,946.60 and 417,358,731.20

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Solution

The fourth proportional to 625,247,165.60, 936,686,946.60 and 417,358,731.20 is: 625,247,897.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,247,165.60 : 936,686,946.60 = 417,358,731.20 : x
  2. Step 2: Convert to fraction form
    625,247,165.60/936,686,946.60 = 417,358,731.20/x
  3. Step 3: Cross multiply
    625,247,165.60x = 936,686,946.60 × 417,358,731.20
  4. Step 4: Simplify right side
    625,247,165.60x = 390,934,475,564,578,176
  5. Step 5: Solve for x
    x = 390,934,475,564,578,176/625,247,165.60
  6. Step 6: Final answer
    x = 625,247,897.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.