Home / 157,356,009.60-236,034,014.40-154,332,700.80

Finding the Fourth Proportional to 157,356,009.60, 236,034,014.40 and 154,332,700.80

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Solution

The fourth proportional to 157,356,009.60, 236,034,014.40 and 154,332,700.80 is: 231,499,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,356,009.60 : 236,034,014.40 = 154,332,700.80 : x
  2. Step 2: Convert to fraction form
    157,356,009.60/236,034,014.40 = 154,332,700.80/x
  3. Step 3: Cross multiply
    157,356,009.60x = 236,034,014.40 × 154,332,700.80
  4. Step 4: Simplify right side
    157,356,009.60x = 36,427,766,923,018,096
  5. Step 5: Solve for x
    x = 36,427,766,923,018,096/157,356,009.60
  6. Step 6: Final answer
    x = 231,499,051.20

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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.