Home / 104,913,600.30-157,370,400.45-66,649,848.30

Finding the Fourth Proportional to 104,913,600.30, 157,370,400.45 and 66,649,848.30

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Solution

The fourth proportional to 104,913,600.30, 157,370,400.45 and 66,649,848.30 is: 99,974,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,913,600.30 : 157,370,400.45 = 66,649,848.30 : x
  2. Step 2: Convert to fraction form
    104,913,600.30/157,370,400.45 = 66,649,848.30/x
  3. Step 3: Cross multiply
    104,913,600.30x = 157,370,400.45 × 66,649,848.30
  4. Step 4: Simplify right side
    104,913,600.30x = 10,488,713,316,902,750
  5. Step 5: Solve for x
    x = 10,488,713,316,902,750/104,913,600.30
  6. Step 6: Final answer
    x = 99,974,772.45

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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.