Home / 754,920,540.76-1,131,854,360.58-334,513,259.80

Finding the Fourth Proportional to 754,920,540.76, 1,131,854,360.58 and 334,513,259.80

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Solution

The fourth proportional to 754,920,540.76, 1,131,854,360.58 and 334,513,259.80 is: 501,536,613.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,920,540.76 : 1,131,854,360.58 = 334,513,259.80 : x
  2. Step 2: Convert to fraction form
    754,920,540.76/1,131,854,360.58 = 334,513,259.80/x
  3. Step 3: Cross multiply
    754,920,540.76x = 1,131,854,360.58 × 334,513,259.80
  4. Step 4: Simplify right side
    754,920,540.76x = 378,620,291,776,460,416
  5. Step 5: Solve for x
    x = 378,620,291,776,460,416/754,920,540.76
  6. Step 6: Final answer
    x = 501,536,613.90

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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.