Home / 113,786,206.96-157,024,965.54-61,575,242.46

Finding the Fourth Proportional to 113,786,206.96, 157,024,965.54 and 61,575,242.46

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Solution

The fourth proportional to 113,786,206.96, 157,024,965.54 and 61,575,242.46 is: 84,973,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,786,206.96 : 157,024,965.54 = 61,575,242.46 : x
  2. Step 2: Convert to fraction form
    113,786,206.96/157,024,965.54 = 61,575,242.46/x
  3. Step 3: Cross multiply
    113,786,206.96x = 157,024,965.54 × 61,575,242.46
  4. Step 4: Simplify right side
    113,786,206.96x = 9,668,850,325,398,644
  5. Step 5: Solve for x
    x = 9,668,850,325,398,644/113,786,206.96
  6. Step 6: Final answer
    x = 84,973,834.56

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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.