Home / 191,321,559.61-264,006,909.70-106,542,273.62

Finding the Fourth Proportional to 191,321,559.61, 264,006,909.70 and 106,542,273.62

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Solution

The fourth proportional to 191,321,559.61, 264,006,909.70 and 106,542,273.62 is: 147,018,958.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,321,559.61 : 264,006,909.70 = 106,542,273.62 : x
  2. Step 2: Convert to fraction form
    191,321,559.61/264,006,909.70 = 106,542,273.62/x
  3. Step 3: Cross multiply
    191,321,559.61x = 264,006,909.70 × 106,542,273.62
  4. Step 4: Simplify right side
    191,321,559.61x = 28,127,896,411,221,692
  5. Step 5: Solve for x
    x = 28,127,896,411,221,692/191,321,559.61
  6. Step 6: Final answer
    x = 147,018,958.39

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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.