Home / 191,087,909.76-286,266,704.88-160,161,531.82

Finding the Fourth Proportional to 191,087,909.76, 286,266,704.88 and 160,161,531.82

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Solution

The fourth proportional to 191,087,909.76, 286,266,704.88 and 160,161,531.82 is: 239,936,236.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,087,909.76 : 286,266,704.88 = 160,161,531.82 : x
  2. Step 2: Convert to fraction form
    191,087,909.76/286,266,704.88 = 160,161,531.82/x
  3. Step 3: Cross multiply
    191,087,909.76x = 286,266,704.88 × 160,161,531.82
  4. Step 4: Simplify right side
    191,087,909.76x = 45,848,913,962,644,664
  5. Step 5: Solve for x
    x = 45,848,913,962,644,664/191,087,909.76
  6. Step 6: Final answer
    x = 239,936,236.78

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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.