Home / 66,163,500.30-99,245,250.45-63,187,430.70

Finding the Fourth Proportional to 66,163,500.30, 99,245,250.45 and 63,187,430.70

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Solution

The fourth proportional to 66,163,500.30, 99,245,250.45 and 63,187,430.70 is: 94,781,146.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,163,500.30 : 99,245,250.45 = 63,187,430.70 : x
  2. Step 2: Convert to fraction form
    66,163,500.30/99,245,250.45 = 63,187,430.70/x
  3. Step 3: Cross multiply
    66,163,500.30x = 99,245,250.45 × 63,187,430.70
  4. Step 4: Simplify right side
    66,163,500.30x = 6,271,052,385,113,519
  5. Step 5: Solve for x
    x = 6,271,052,385,113,519/66,163,500.30
  6. Step 6: Final answer
    x = 94,781,146.05

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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.