Home / 191,780,934.52-264,729,659.40-125,705,688.34

Finding the Fourth Proportional to 191,780,934.52, 264,729,659.40 and 125,705,688.34

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Solution

The fourth proportional to 191,780,934.52, 264,729,659.40 and 125,705,688.34 is: 173,521,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,780,934.52 : 264,729,659.40 = 125,705,688.34 : x
  2. Step 2: Convert to fraction form
    191,780,934.52/264,729,659.40 = 125,705,688.34/x
  3. Step 3: Cross multiply
    191,780,934.52x = 264,729,659.40 × 125,705,688.34
  4. Step 4: Simplify right side
    191,780,934.52x = 33,278,024,058,890,752
  5. Step 5: Solve for x
    x = 33,278,024,058,890,752/191,780,934.52
  6. Step 6: Final answer
    x = 173,521,023.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.