Home / 440,037,830.10-660,056,867.46-163,652,932.47

Finding the Fourth Proportional to 440,037,830.10, 660,056,867.46 and 163,652,932.47

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Solution

The fourth proportional to 440,037,830.10, 660,056,867.46 and 163,652,932.47 is: 245,479,444.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,037,830.10 : 660,056,867.46 = 163,652,932.47 : x
  2. Step 2: Convert to fraction form
    440,037,830.10/660,056,867.46 = 163,652,932.47/x
  3. Step 3: Cross multiply
    440,037,830.10x = 660,056,867.46 × 163,652,932.47
  4. Step 4: Simplify right side
    440,037,830.10x = 108,020,241,956,791,120
  5. Step 5: Solve for x
    x = 108,020,241,956,791,120/440,037,830.10
  6. Step 6: Final answer
    x = 245,479,444.19

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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.