Home / 151,973,167.05-209,723,149.89-82,358,547.93

Finding the Fourth Proportional to 151,973,167.05, 209,723,149.89 and 82,358,547.93

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Solution

The fourth proportional to 151,973,167.05, 209,723,149.89 and 82,358,547.93 is: 113,654,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,973,167.05 : 209,723,149.89 = 82,358,547.93 : x
  2. Step 2: Convert to fraction form
    151,973,167.05/209,723,149.89 = 82,358,547.93/x
  3. Step 3: Cross multiply
    151,973,167.05x = 209,723,149.89 × 82,358,547.93
  4. Step 4: Simplify right side
    151,973,167.05x = 17,272,494,092,770,446
  5. Step 5: Solve for x
    x = 17,272,494,092,770,446/151,973,167.05
  6. Step 6: Final answer
    x = 113,654,893.35

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