Home / 240,231,353.10-360,347,029.65-163,136,978.70

Finding the Fourth Proportional to 240,231,353.10, 360,347,029.65 and 163,136,978.70

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Solution

The fourth proportional to 240,231,353.10, 360,347,029.65 and 163,136,978.70 is: 244,705,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,231,353.10 : 360,347,029.65 = 163,136,978.70 : x
  2. Step 2: Convert to fraction form
    240,231,353.10/360,347,029.65 = 163,136,978.70/x
  3. Step 3: Cross multiply
    240,231,353.10x = 360,347,029.65 × 163,136,978.70
  4. Step 4: Simplify right side
    240,231,353.10x = 58,785,925,700,620,312
  5. Step 5: Solve for x
    x = 58,785,925,700,620,312/240,231,353.10
  6. Step 6: Final answer
    x = 244,705,468.05

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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.