Home / 129,050,544,007.80-193,575,816,011.70-73,261,993,591.80

Finding the Fourth Proportional to 129,050,544,007.80, 193,575,816,011.70 and 73,261,993,591.80

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Solution

The fourth proportional to 129,050,544,007.80, 193,575,816,011.70 and 73,261,993,591.80 is: 109,892,990,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,050,544,007.80 : 193,575,816,011.70 = 73,261,993,591.80 : x
  2. Step 2: Convert to fraction form
    129,050,544,007.80/193,575,816,011.70 = 73,261,993,591.80/x
  3. Step 3: Cross multiply
    129,050,544,007.80x = 193,575,816,011.70 × 73,261,993,591.80
  4. Step 4: Simplify right side
    129,050,544,007.80x = 14,181,750,192,176,623,517,696
  5. Step 5: Solve for x
    x = 14,181,750,192,176,623,517,696/129,050,544,007.80
  6. Step 6: Final answer
    x = 109,892,990,387.70

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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.