Home / 104,007,008.40-156,010,512.60-52,988,672.40

Finding the Fourth Proportional to 104,007,008.40, 156,010,512.60 and 52,988,672.40

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Solution

The fourth proportional to 104,007,008.40, 156,010,512.60 and 52,988,672.40 is: 79,483,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,007,008.40 : 156,010,512.60 = 52,988,672.40 : x
  2. Step 2: Convert to fraction form
    104,007,008.40/156,010,512.60 = 52,988,672.40/x
  3. Step 3: Cross multiply
    104,007,008.40x = 156,010,512.60 × 52,988,672.40
  4. Step 4: Simplify right side
    104,007,008.40x = 8,266,789,943,117,472
  5. Step 5: Solve for x
    x = 8,266,789,943,117,472/104,007,008.40
  6. Step 6: Final answer
    x = 79,483,008.60

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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.