Home / 160,153,142.46-240,143,280.39-72,666,919.05

Finding the Fourth Proportional to 160,153,142.46, 240,143,280.39 and 72,666,919.05

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Solution

The fourth proportional to 160,153,142.46, 240,143,280.39 and 72,666,919.05 is: 108,961,160.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,153,142.46 : 240,143,280.39 = 72,666,919.05 : x
  2. Step 2: Convert to fraction form
    160,153,142.46/240,143,280.39 = 72,666,919.05/x
  3. Step 3: Cross multiply
    160,153,142.46x = 240,143,280.39 × 72,666,919.05
  4. Step 4: Simplify right side
    160,153,142.46x = 17,450,472,316,501,580
  5. Step 5: Solve for x
    x = 17,450,472,316,501,580/160,153,142.46
  6. Step 6: Final answer
    x = 108,961,160.85

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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.