Home / 121,385,901.10-182,015,866.05-44,669,440.30

Finding the Fourth Proportional to 121,385,901.10, 182,015,866.05 and 44,669,440.30

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Solution

The fourth proportional to 121,385,901.10, 182,015,866.05 and 44,669,440.30 is: 66,980,982.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,385,901.10 : 182,015,866.05 = 44,669,440.30 : x
  2. Step 2: Convert to fraction form
    121,385,901.10/182,015,866.05 = 44,669,440.30/x
  3. Step 3: Cross multiply
    121,385,901.10x = 182,015,866.05 × 44,669,440.30
  4. Step 4: Simplify right side
    121,385,901.10x = 8,130,546,862,173,272
  5. Step 5: Solve for x
    x = 8,130,546,862,173,272/121,385,901.10
  6. Step 6: Final answer
    x = 66,980,982.05

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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.