Home / 178,226,666.80-267,340,000.20-117,004,663.60

Finding the Fourth Proportional to 178,226,666.80, 267,340,000.20 and 117,004,663.60

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Solution

The fourth proportional to 178,226,666.80, 267,340,000.20 and 117,004,663.60 is: 175,506,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,226,666.80 : 267,340,000.20 = 117,004,663.60 : x
  2. Step 2: Convert to fraction form
    178,226,666.80/267,340,000.20 = 117,004,663.60/x
  3. Step 3: Cross multiply
    178,226,666.80x = 267,340,000.20 × 117,004,663.60
  4. Step 4: Simplify right side
    178,226,666.80x = 31,280,026,790,224,928
  5. Step 5: Solve for x
    x = 31,280,026,790,224,928/178,226,666.80
  6. Step 6: Final answer
    x = 175,506,995.40

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1.5x scale

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.