Home / 102,507,412.46-141,460,137.78-57,862,781.69

Finding the Fourth Proportional to 102,507,412.46, 141,460,137.78 and 57,862,781.69

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Solution

The fourth proportional to 102,507,412.46, 141,460,137.78 and 57,862,781.69 is: 79,850,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,507,412.46 : 141,460,137.78 = 57,862,781.69 : x
  2. Step 2: Convert to fraction form
    102,507,412.46/141,460,137.78 = 57,862,781.69/x
  3. Step 3: Cross multiply
    102,507,412.46x = 141,460,137.78 × 57,862,781.69
  4. Step 4: Simplify right side
    102,507,412.46x = 8,185,277,070,201,461
  5. Step 5: Solve for x
    x = 8,185,277,070,201,461/102,507,412.46
  6. Step 6: Final answer
    x = 79,850,587.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.