Home / 147,936,017.60-221,904,026.40-67,156,985.60

Finding the Fourth Proportional to 147,936,017.60, 221,904,026.40 and 67,156,985.60

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Solution

The fourth proportional to 147,936,017.60, 221,904,026.40 and 67,156,985.60 is: 100,735,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,936,017.60 : 221,904,026.40 = 67,156,985.60 : x
  2. Step 2: Convert to fraction form
    147,936,017.60/221,904,026.40 = 67,156,985.60/x
  3. Step 3: Cross multiply
    147,936,017.60x = 221,904,026.40 × 67,156,985.60
  4. Step 4: Simplify right side
    147,936,017.60x = 14,902,405,505,526,818
  5. Step 5: Solve for x
    x = 14,902,405,505,526,818/147,936,017.60
  6. Step 6: Final answer
    x = 100,735,478.40

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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.