Home / 767,234,159.20-1,149,528,541.20-357,449,845.60

Finding the Fourth Proportional to 767,234,159.20, 1,149,528,541.20 and 357,449,845.60

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Solution

The fourth proportional to 767,234,159.20, 1,149,528,541.20 and 357,449,845.60 is: 535,558,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,234,159.20 : 1,149,528,541.20 = 357,449,845.60 : x
  2. Step 2: Convert to fraction form
    767,234,159.20/1,149,528,541.20 = 357,449,845.60/x
  3. Step 3: Cross multiply
    767,234,159.20x = 1,149,528,541.20 × 357,449,845.60
  4. Step 4: Simplify right side
    767,234,159.20x = 410,898,799,564,733,312
  5. Step 5: Solve for x
    x = 410,898,799,564,733,312/767,234,159.20
  6. Step 6: Final answer
    x = 535,558,531.43

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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.