Home / 615,413,187.40-922,335,960.30-251,496,387.40

Finding the Fourth Proportional to 615,413,187.40, 922,335,960.30 and 251,496,387.40

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Solution

The fourth proportional to 615,413,187.40, 922,335,960.30 and 251,496,387.40 is: 376,924,262.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,413,187.40 : 922,335,960.30 = 251,496,387.40 : x
  2. Step 2: Convert to fraction form
    615,413,187.40/922,335,960.30 = 251,496,387.40/x
  3. Step 3: Cross multiply
    615,413,187.40x = 922,335,960.30 × 251,496,387.40
  4. Step 4: Simplify right side
    615,413,187.40x = 231,964,161,984,559,808
  5. Step 5: Solve for x
    x = 231,964,161,984,559,808/615,413,187.40
  6. Step 6: Final answer
    x = 376,924,262.81

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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.