Home / 146,713,400.70-219,547,553.85-127,752,402.30

Finding the Fourth Proportional to 146,713,400.70, 219,547,553.85 and 127,752,402.30

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Solution

The fourth proportional to 146,713,400.70, 219,547,553.85 and 127,752,402.30 is: 191,173,589.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,713,400.70 : 219,547,553.85 = 127,752,402.30 : x
  2. Step 2: Convert to fraction form
    146,713,400.70/219,547,553.85 = 127,752,402.30/x
  3. Step 3: Cross multiply
    146,713,400.70x = 219,547,553.85 × 127,752,402.30
  4. Step 4: Simplify right side
    146,713,400.70x = 28,047,727,423,426,112
  5. Step 5: Solve for x
    x = 28,047,727,423,426,112/146,713,400.70
  6. Step 6: Final answer
    x = 191,173,589.39

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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.