Home / 129,050,544,008.80-193,575,816,013.20-73,261,993,592.80

Finding the Fourth Proportional to 129,050,544,008.80, 193,575,816,013.20 and 73,261,993,592.80

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Solution

The fourth proportional to 129,050,544,008.80, 193,575,816,013.20 and 73,261,993,592.80 is: 109,892,990,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,050,544,008.80 : 193,575,816,013.20 = 73,261,993,592.80 : x
  2. Step 2: Convert to fraction form
    129,050,544,008.80/193,575,816,013.20 = 73,261,993,592.80/x
  3. Step 3: Cross multiply
    129,050,544,008.80x = 193,575,816,013.20 × 73,261,993,592.80
  4. Step 4: Simplify right side
    129,050,544,008.80x = 14,181,750,192,480,091,897,856
  5. Step 5: Solve for x
    x = 14,181,750,192,480,091,897,856/129,050,544,008.80
  6. Step 6: Final answer
    x = 109,892,990,389.20

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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.