Home / 113,886,536.43-157,162,637.70-61,674,377.28

Finding the Fourth Proportional to 113,886,536.43, 157,162,637.70 and 61,674,377.28

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Solution

The fourth proportional to 113,886,536.43, 157,162,637.70 and 61,674,377.28 is: 85,110,216.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,886,536.43 : 157,162,637.70 = 61,674,377.28 : x
  2. Step 2: Convert to fraction form
    113,886,536.43/157,162,637.70 = 61,674,377.28/x
  3. Step 3: Cross multiply
    113,886,536.43x = 157,162,637.70 × 61,674,377.28
  4. Step 4: Simplify right side
    113,886,536.43x = 9,692,907,811,829,750
  5. Step 5: Solve for x
    x = 9,692,907,811,829,750/113,886,536.43
  6. Step 6: Final answer
    x = 85,110,216.85

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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.