Home / 166,781,218.48-250,121,460.16-50,165,617.36

Finding the Fourth Proportional to 166,781,218.48, 250,121,460.16 and 50,165,617.36

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Solution

The fourth proportional to 166,781,218.48, 250,121,460.16 and 50,165,617.36 is: 75,233,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,781,218.48 : 250,121,460.16 = 50,165,617.36 : x
  2. Step 2: Convert to fraction form
    166,781,218.48/250,121,460.16 = 50,165,617.36/x
  3. Step 3: Cross multiply
    166,781,218.48x = 250,121,460.16 × 50,165,617.36
  4. Step 4: Simplify right side
    166,781,218.48x = 12,547,497,463,911,044
  5. Step 5: Solve for x
    x = 12,547,497,463,911,044/166,781,218.48
  6. Step 6: Final answer
    x = 75,233,276.13

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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.