Home / 554,451,726.08-765,152,442.78-303,551,932.16

Finding the Fourth Proportional to 554,451,726.08, 765,152,442.78 and 303,551,932.16

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Solution

The fourth proportional to 554,451,726.08, 765,152,442.78 and 303,551,932.16 is: 418,906,626.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,451,726.08 : 765,152,442.78 = 303,551,932.16 : x
  2. Step 2: Convert to fraction form
    554,451,726.08/765,152,442.78 = 303,551,932.16/x
  3. Step 3: Cross multiply
    554,451,726.08x = 765,152,442.78 × 303,551,932.16
  4. Step 4: Simplify right side
    554,451,726.08x = 232,263,502,402,812,864
  5. Step 5: Solve for x
    x = 232,263,502,402,812,864/554,451,726.08
  6. Step 6: Final answer
    x = 418,906,626.99

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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.