Home / 962,431,561.80-1,328,121,188.28-544,734,876.60

Finding the Fourth Proportional to 962,431,561.80, 1,328,121,188.28 and 544,734,876.60

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Solution

The fourth proportional to 962,431,561.80, 1,328,121,188.28 and 544,734,876.60 is: 751,714,678.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,431,561.80 : 1,328,121,188.28 = 544,734,876.60 : x
  2. Step 2: Convert to fraction form
    962,431,561.80/1,328,121,188.28 = 544,734,876.60/x
  3. Step 3: Cross multiply
    962,431,561.80x = 1,328,121,188.28 × 544,734,876.60
  4. Step 4: Simplify right side
    962,431,561.80x = 723,473,931,607,551,232
  5. Step 5: Solve for x
    x = 723,473,931,607,551,232/962,431,561.80
  6. Step 6: Final answer
    x = 751,714,678.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.