Home / 113,786,165.58-157,024,908.69-61,575,201.22

Finding the Fourth Proportional to 113,786,165.58, 157,024,908.69 and 61,575,201.22

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Solution

The fourth proportional to 113,786,165.58, 157,024,908.69 and 61,575,201.22 is: 84,973,777.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,786,165.58 : 157,024,908.69 = 61,575,201.22 : x
  2. Step 2: Convert to fraction form
    113,786,165.58/157,024,908.69 = 61,575,201.22/x
  3. Step 3: Cross multiply
    113,786,165.58x = 157,024,908.69 × 61,575,201.22
  4. Step 4: Simplify right side
    113,786,165.58x = 9,668,840,349,329,522
  5. Step 5: Solve for x
    x = 9,668,840,349,329,522/113,786,165.58
  6. Step 6: Final answer
    x = 84,973,777.79

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1.5x scale

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.