Home / 178,663,266.40-267,994,899.60-87,964,002.40

Finding the Fourth Proportional to 178,663,266.40, 267,994,899.60 and 87,964,002.40

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Solution

The fourth proportional to 178,663,266.40, 267,994,899.60 and 87,964,002.40 is: 131,946,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,663,266.40 : 267,994,899.60 = 87,964,002.40 : x
  2. Step 2: Convert to fraction form
    178,663,266.40/267,994,899.60 = 87,964,002.40/x
  3. Step 3: Cross multiply
    178,663,266.40x = 267,994,899.60 × 87,964,002.40
  4. Step 4: Simplify right side
    178,663,266.40x = 23,573,903,991,602,160
  5. Step 5: Solve for x
    x = 23,573,903,991,602,160/178,663,266.40
  6. Step 6: Final answer
    x = 131,946,003.60

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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.