Home / 117,515,316.80-176,330,906.40-52,864,875.20

Finding the Fourth Proportional to 117,515,316.80, 176,330,906.40 and 52,864,875.20

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Solution

The fourth proportional to 117,515,316.80, 176,330,906.40 and 52,864,875.20 is: 79,323,373.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,515,316.80 : 176,330,906.40 = 52,864,875.20 : x
  2. Step 2: Convert to fraction form
    117,515,316.80/176,330,906.40 = 52,864,875.20/x
  3. Step 3: Cross multiply
    117,515,316.80x = 176,330,906.40 × 52,864,875.20
  4. Step 4: Simplify right side
    117,515,316.80x = 9,321,711,360,738,882
  5. Step 5: Solve for x
    x = 9,321,711,360,738,882/117,515,316.80
  6. Step 6: Final answer
    x = 79,323,373.45

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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.