Home / 472,534,398.30-708,589,021.05-181,304,730.30

Finding the Fourth Proportional to 472,534,398.30, 708,589,021.05 and 181,304,730.30

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Solution

The fourth proportional to 472,534,398.30, 708,589,021.05 and 181,304,730.30 is: 271,875,532.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,534,398.30 : 708,589,021.05 = 181,304,730.30 : x
  2. Step 2: Convert to fraction form
    472,534,398.30/708,589,021.05 = 181,304,730.30/x
  3. Step 3: Cross multiply
    472,534,398.30x = 708,589,021.05 × 181,304,730.30
  4. Step 4: Simplify right side
    472,534,398.30x = 128,470,541,355,011,280
  5. Step 5: Solve for x
    x = 128,470,541,355,011,280/472,534,398.30
  6. Step 6: Final answer
    x = 271,875,532.91

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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.