Home / 883,421,777.20-1,325,120,224.20-398,746,807.60

Finding the Fourth Proportional to 883,421,777.20, 1,325,120,224.20 and 398,746,807.60

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Solution

The fourth proportional to 883,421,777.20, 1,325,120,224.20 and 398,746,807.60 is: 598,114,595.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,421,777.20 : 1,325,120,224.20 = 398,746,807.60 : x
  2. Step 2: Convert to fraction form
    883,421,777.20/1,325,120,224.20 = 398,746,807.60/x
  3. Step 3: Cross multiply
    883,421,777.20x = 1,325,120,224.20 × 398,746,807.60
  4. Step 4: Simplify right side
    883,421,777.20x = 528,387,459,085,946,304
  5. Step 5: Solve for x
    x = 528,387,459,085,946,304/883,421,777.20
  6. Step 6: Final answer
    x = 598,114,595.68

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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.