Home / 65,330,508.80-97,995,763.20-33,480,012.80

Finding the Fourth Proportional to 65,330,508.80, 97,995,763.20 and 33,480,012.80

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Solution

The fourth proportional to 65,330,508.80, 97,995,763.20 and 33,480,012.80 is: 50,220,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,330,508.80 : 97,995,763.20 = 33,480,012.80 : x
  2. Step 2: Convert to fraction form
    65,330,508.80/97,995,763.20 = 33,480,012.80/x
  3. Step 3: Cross multiply
    65,330,508.80x = 97,995,763.20 × 33,480,012.80
  4. Step 4: Simplify right side
    65,330,508.80x = 3,280,899,406,281,769
  5. Step 5: Solve for x
    x = 3,280,899,406,281,769/65,330,508.80
  6. Step 6: Final answer
    x = 50,220,019.20

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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.