Home / 984,247,802.40-1,474,387,657.20-614,648,301.60

Finding the Fourth Proportional to 984,247,802.40, 1,474,387,657.20 and 614,648,301.60

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Solution

The fourth proportional to 984,247,802.40, 1,474,387,657.20 and 614,648,301.60 is: 920,733,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,247,802.40 : 1,474,387,657.20 = 614,648,301.60 : x
  2. Step 2: Convert to fraction form
    984,247,802.40/1,474,387,657.20 = 614,648,301.60/x
  3. Step 3: Cross multiply
    984,247,802.40x = 1,474,387,657.20 × 614,648,301.60
  4. Step 4: Simplify right side
    984,247,802.40x = 906,229,869,397,983,104
  5. Step 5: Solve for x
    x = 906,229,869,397,983,104/984,247,802.40
  6. Step 6: Final answer
    x = 920,733,444.55

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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.