Home / 272,409,098.70-375,932,531.79-148,657,752.30

Finding the Fourth Proportional to 272,409,098.70, 375,932,531.79 and 148,657,752.30

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Solution

The fourth proportional to 272,409,098.70, 375,932,531.79 and 148,657,752.30 is: 205,152,050.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,409,098.70 : 375,932,531.79 = 148,657,752.30 : x
  2. Step 2: Convert to fraction form
    272,409,098.70/375,932,531.79 = 148,657,752.30/x
  3. Step 3: Cross multiply
    272,409,098.70x = 375,932,531.79 × 148,657,752.30
  4. Step 4: Simplify right side
    272,409,098.70x = 55,885,285,192,349,704
  5. Step 5: Solve for x
    x = 55,885,285,192,349,704/272,409,098.70
  6. Step 6: Final answer
    x = 205,152,050.57

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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.