Home / 178,574,501.80-267,861,947.10-70,869,125.80

Finding the Fourth Proportional to 178,574,501.80, 267,861,947.10 and 70,869,125.80

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Solution

The fourth proportional to 178,574,501.80, 267,861,947.10 and 70,869,125.80 is: 106,303,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,574,501.80 : 267,861,947.10 = 70,869,125.80 : x
  2. Step 2: Convert to fraction form
    178,574,501.80/267,861,947.10 = 70,869,125.80/x
  3. Step 3: Cross multiply
    178,574,501.80x = 267,861,947.10 × 70,869,125.80
  4. Step 4: Simplify right side
    178,574,501.80x = 18,983,142,026,062,844
  5. Step 5: Solve for x
    x = 18,983,142,026,062,844/178,574,501.80
  6. Step 6: Final answer
    x = 106,303,765.85

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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.