Home / 113,925,869.19-157,218,180.82-61,714,904.68

Finding the Fourth Proportional to 113,925,869.19, 157,218,180.82 and 61,714,904.68

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Solution

The fourth proportional to 113,925,869.19, 157,218,180.82 and 61,714,904.68 is: 85,166,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,925,869.19 : 157,218,180.82 = 61,714,904.68 : x
  2. Step 2: Convert to fraction form
    113,925,869.19/157,218,180.82 = 61,714,904.68/x
  3. Step 3: Cross multiply
    113,925,869.19x = 157,218,180.82 × 61,714,904.68
  4. Step 4: Simplify right side
    113,925,869.19x = 9,702,705,042,721,972
  5. Step 5: Solve for x
    x = 9,702,705,042,721,972/113,925,869.19
  6. Step 6: Final answer
    x = 85,166,829.20

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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.