Home / 352,356,780.40-528,535,170.60-97,055,148.40

Finding the Fourth Proportional to 352,356,780.40, 528,535,170.60 and 97,055,148.40

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Solution

The fourth proportional to 352,356,780.40, 528,535,170.60 and 97,055,148.40 is: 145,582,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,356,780.40 : 528,535,170.60 = 97,055,148.40 : x
  2. Step 2: Convert to fraction form
    352,356,780.40/528,535,170.60 = 97,055,148.40/x
  3. Step 3: Cross multiply
    352,356,780.40x = 528,535,170.60 × 97,055,148.40
  4. Step 4: Simplify right side
    352,356,780.40x = 51,297,059,417,202,320
  5. Step 5: Solve for x
    x = 51,297,059,417,202,320/352,356,780.40
  6. Step 6: Final answer
    x = 145,582,722.60

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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.