Home / 109,582,602.31-151,151,158.70-70,473,851.83

Finding the Fourth Proportional to 109,582,602.31, 151,151,158.70 and 70,473,851.83

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Solution

The fourth proportional to 109,582,602.31, 151,151,158.70 and 70,473,851.83 is: 97,207,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,582,602.31 : 151,151,158.70 = 70,473,851.83 : x
  2. Step 2: Convert to fraction form
    109,582,602.31/151,151,158.70 = 70,473,851.83/x
  3. Step 3: Cross multiply
    109,582,602.31x = 151,151,158.70 × 70,473,851.83
  4. Step 4: Simplify right side
    109,582,602.31x = 10,652,204,361,400,860
  5. Step 5: Solve for x
    x = 10,652,204,361,400,860/109,582,602.31
  6. Step 6: Final answer
    x = 97,207,076.10

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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.