Home / 157,465,133.70-236,197,700.55-88,590,380.10

Finding the Fourth Proportional to 157,465,133.70, 236,197,700.55 and 88,590,380.10

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Solution

The fourth proportional to 157,465,133.70, 236,197,700.55 and 88,590,380.10 is: 132,885,570.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,133.70 : 236,197,700.55 = 88,590,380.10 : x
  2. Step 2: Convert to fraction form
    157,465,133.70/236,197,700.55 = 88,590,380.10/x
  3. Step 3: Cross multiply
    157,465,133.70x = 236,197,700.55 × 88,590,380.10
  4. Step 4: Simplify right side
    157,465,133.70x = 20,924,844,070,470,480
  5. Step 5: Solve for x
    x = 20,924,844,070,470,480/157,465,133.70
  6. Step 6: Final answer
    x = 132,885,570.15

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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.