Home / 178,284,812.90-267,427,219.35-162,979,312.10

Finding the Fourth Proportional to 178,284,812.90, 267,427,219.35 and 162,979,312.10

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Solution

The fourth proportional to 178,284,812.90, 267,427,219.35 and 162,979,312.10 is: 244,468,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,284,812.90 : 267,427,219.35 = 162,979,312.10 : x
  2. Step 2: Convert to fraction form
    178,284,812.90/267,427,219.35 = 162,979,312.10/x
  3. Step 3: Cross multiply
    178,284,812.90x = 267,427,219.35 × 162,979,312.10
  4. Step 4: Simplify right side
    178,284,812.90x = 43,585,104,246,478,808
  5. Step 5: Solve for x
    x = 43,585,104,246,478,808/178,284,812.90
  6. Step 6: Final answer
    x = 244,468,968.15

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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.