Home / 107,960,114.72-148,830,001.93-76,966,475.60

Finding the Fourth Proportional to 107,960,114.72, 148,830,001.93 and 76,966,475.60

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Solution

The fourth proportional to 107,960,114.72, 148,830,001.93 and 76,966,475.60 is: 106,103,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,960,114.72 : 148,830,001.93 = 76,966,475.60 : x
  2. Step 2: Convert to fraction form
    107,960,114.72/148,830,001.93 = 76,966,475.60/x
  3. Step 3: Cross multiply
    107,960,114.72x = 148,830,001.93 × 76,966,475.60
  4. Step 4: Simplify right side
    107,960,114.72x = 11,454,920,712,561,582
  5. Step 5: Solve for x
    x = 11,454,920,712,561,582/107,960,114.72
  6. Step 6: Final answer
    x = 106,103,265.47

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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.