Home / 115,032,832.10-172,549,248.15-54,566,656.10

Finding the Fourth Proportional to 115,032,832.10, 172,549,248.15 and 54,566,656.10

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Solution

The fourth proportional to 115,032,832.10, 172,549,248.15 and 54,566,656.10 is: 81,849,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,032,832.10 : 172,549,248.15 = 54,566,656.10 : x
  2. Step 2: Convert to fraction form
    115,032,832.10/172,549,248.15 = 54,566,656.10/x
  3. Step 3: Cross multiply
    115,032,832.10x = 172,549,248.15 × 54,566,656.10
  4. Step 4: Simplify right side
    115,032,832.10x = 9,415,435,484,114,612
  5. Step 5: Solve for x
    x = 9,415,435,484,114,612/115,032,832.10
  6. Step 6: Final answer
    x = 81,849,984.15

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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.