Home / 130,705,315.60-195,632,820.60-101,794,925.20

Finding the Fourth Proportional to 130,705,315.60, 195,632,820.60 and 101,794,925.20

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Solution

The fourth proportional to 130,705,315.60, 195,632,820.60 and 101,794,925.20 is: 152,361,273.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,705,315.60 : 195,632,820.60 = 101,794,925.20 : x
  2. Step 2: Convert to fraction form
    130,705,315.60/195,632,820.60 = 101,794,925.20/x
  3. Step 3: Cross multiply
    130,705,315.60x = 195,632,820.60 × 101,794,925.20
  4. Step 4: Simplify right side
    130,705,315.60x = 19,914,428,339,642,020
  5. Step 5: Solve for x
    x = 19,914,428,339,642,020/130,705,315.60
  6. Step 6: Final answer
    x = 152,361,273.51

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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.