Home / 107,500,407.12-148,350,557.16-61,090,750.80

Finding the Fourth Proportional to 107,500,407.12, 148,350,557.16 and 61,090,750.80

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Solution

The fourth proportional to 107,500,407.12, 148,350,557.16 and 61,090,750.80 is: 84,305,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,500,407.12 : 148,350,557.16 = 61,090,750.80 : x
  2. Step 2: Convert to fraction form
    107,500,407.12/148,350,557.16 = 61,090,750.80/x
  3. Step 3: Cross multiply
    107,500,407.12x = 148,350,557.16 × 61,090,750.80
  4. Step 4: Simplify right side
    107,500,407.12x = 9,062,846,918,502,716
  5. Step 5: Solve for x
    x = 9,062,846,918,502,716/107,500,407.12
  6. Step 6: Final answer
    x = 84,305,233.45

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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.