Home / 113,513,400.27-156,648,486.33-61,302,430.87

Finding the Fourth Proportional to 113,513,400.27, 156,648,486.33 and 61,302,430.87

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Solution

The fourth proportional to 113,513,400.27, 156,648,486.33 and 61,302,430.87 is: 84,597,351.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,513,400.27 : 156,648,486.33 = 61,302,430.87 : x
  2. Step 2: Convert to fraction form
    113,513,400.27/156,648,486.33 = 61,302,430.87/x
  3. Step 3: Cross multiply
    113,513,400.27x = 156,648,486.33 × 61,302,430.87
  4. Step 4: Simplify right side
    113,513,400.27x = 9,602,933,003,743,344
  5. Step 5: Solve for x
    x = 9,602,933,003,743,344/113,513,400.27
  6. Step 6: Final answer
    x = 84,597,351.33

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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.