Home / 165,125,643.10-247,688,464.65-50,110,000.90

Finding the Fourth Proportional to 165,125,643.10, 247,688,464.65 and 50,110,000.90

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Solution

The fourth proportional to 165,125,643.10, 247,688,464.65 and 50,110,000.90 is: 75,165,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,125,643.10 : 247,688,464.65 = 50,110,000.90 : x
  2. Step 2: Convert to fraction form
    165,125,643.10/247,688,464.65 = 50,110,000.90/x
  3. Step 3: Cross multiply
    165,125,643.10x = 247,688,464.65 × 50,110,000.90
  4. Step 4: Simplify right side
    165,125,643.10x = 12,411,669,186,531,118
  5. Step 5: Solve for x
    x = 12,411,669,186,531,118/165,125,643.10
  6. Step 6: Final answer
    x = 75,165,001.35

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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.