Home / 124,480,938.60-186,721,407.90-115,977,882.60

Finding the Fourth Proportional to 124,480,938.60, 186,721,407.90 and 115,977,882.60

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Solution

The fourth proportional to 124,480,938.60, 186,721,407.90 and 115,977,882.60 is: 173,966,823.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,480,938.60 : 186,721,407.90 = 115,977,882.60 : x
  2. Step 2: Convert to fraction form
    124,480,938.60/186,721,407.90 = 115,977,882.60/x
  3. Step 3: Cross multiply
    124,480,938.60x = 186,721,407.90 × 115,977,882.60
  4. Step 4: Simplify right side
    124,480,938.60x = 21,655,553,524,332,912
  5. Step 5: Solve for x
    x = 21,655,553,524,332,912/124,480,938.60
  6. Step 6: Final answer
    x = 173,966,823.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.