Home / 156,759,399.74-235,007,567.96-69,306,797.38

Finding the Fourth Proportional to 156,759,399.74, 235,007,567.96 and 69,306,797.38

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Solution

The fourth proportional to 156,759,399.74, 235,007,567.96 and 69,306,797.38 is: 103,902,043.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,759,399.74 : 235,007,567.96 = 69,306,797.38 : x
  2. Step 2: Convert to fraction form
    156,759,399.74/235,007,567.96 = 69,306,797.38/x
  3. Step 3: Cross multiply
    156,759,399.74x = 235,007,567.96 × 69,306,797.38
  4. Step 4: Simplify right side
    156,759,399.74x = 16,287,621,894,436,248
  5. Step 5: Solve for x
    x = 16,287,621,894,436,248/156,759,399.74
  6. Step 6: Final answer
    x = 103,902,043.02

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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.