Home / 440,281,411.60-660,422,117.40-295,162,589.20

Finding the Fourth Proportional to 440,281,411.60, 660,422,117.40 and 295,162,589.20

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Solution

The fourth proportional to 440,281,411.60, 660,422,117.40 and 295,162,589.20 is: 442,743,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,281,411.60 : 660,422,117.40 = 295,162,589.20 : x
  2. Step 2: Convert to fraction form
    440,281,411.60/660,422,117.40 = 295,162,589.20/x
  3. Step 3: Cross multiply
    440,281,411.60x = 660,422,117.40 × 295,162,589.20
  4. Step 4: Simplify right side
    440,281,411.60x = 194,931,902,136,730,368
  5. Step 5: Solve for x
    x = 194,931,902,136,730,368/440,281,411.60
  6. Step 6: Final answer
    x = 442,743,883.80

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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.