Home / 66,402,846.30-99,604,269.45-52,532,236.20

Finding the Fourth Proportional to 66,402,846.30, 99,604,269.45 and 52,532,236.20

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Solution

The fourth proportional to 66,402,846.30, 99,604,269.45 and 52,532,236.20 is: 78,798,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,402,846.30 : 99,604,269.45 = 52,532,236.20 : x
  2. Step 2: Convert to fraction form
    66,402,846.30/99,604,269.45 = 52,532,236.20/x
  3. Step 3: Cross multiply
    66,402,846.30x = 99,604,269.45 × 52,532,236.20
  4. Step 4: Simplify right side
    66,402,846.30x = 5,232,435,009,275,845
  5. Step 5: Solve for x
    x = 5,232,435,009,275,845/66,402,846.30
  6. Step 6: Final answer
    x = 78,798,354.30

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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.