Home / 66,069,000.70-99,103,501.05-48,850,312.30

Finding the Fourth Proportional to 66,069,000.70, 99,103,501.05 and 48,850,312.30

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Solution

The fourth proportional to 66,069,000.70, 99,103,501.05 and 48,850,312.30 is: 73,275,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,069,000.70 : 99,103,501.05 = 48,850,312.30 : x
  2. Step 2: Convert to fraction form
    66,069,000.70/99,103,501.05 = 48,850,312.30/x
  3. Step 3: Cross multiply
    66,069,000.70x = 99,103,501.05 × 48,850,312.30
  4. Step 4: Simplify right side
    66,069,000.70x = 4,841,236,976,315,877
  5. Step 5: Solve for x
    x = 4,841,236,976,315,877/66,069,000.70
  6. Step 6: Final answer
    x = 73,275,468.45

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Double scale
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Similar ratio
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1.5x scale

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.