Home / 650,109,342.72-975,161,384.55-235,489,129.86

Finding the Fourth Proportional to 650,109,342.72, 975,161,384.55 and 235,489,129.86

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Solution

The fourth proportional to 650,109,342.72, 975,161,384.55 and 235,489,129.86 is: 353,232,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,109,342.72 : 975,161,384.55 = 235,489,129.86 : x
  2. Step 2: Convert to fraction form
    650,109,342.72/975,161,384.55 = 235,489,129.86/x
  3. Step 3: Cross multiply
    650,109,342.72x = 975,161,384.55 × 235,489,129.86
  4. Step 4: Simplify right side
    650,109,342.72x = 229,639,905,920,752,352
  5. Step 5: Solve for x
    x = 229,639,905,920,752,352/650,109,342.72
  6. Step 6: Final answer
    x = 353,232,742.30

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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.