Home / 1,149,207,043.60-1,724,052,666.30-372,792,081.70

Finding the Fourth Proportional to 1,149,207,043.60, 1,724,052,666.30 and 372,792,081.70

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Solution

The fourth proportional to 1,149,207,043.60, 1,724,052,666.30 and 372,792,081.70 is: 559,266,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,207,043.60 : 1,724,052,666.30 = 372,792,081.70 : x
  2. Step 2: Convert to fraction form
    1,149,207,043.60/1,724,052,666.30 = 372,792,081.70/x
  3. Step 3: Cross multiply
    1,149,207,043.60x = 1,724,052,666.30 × 372,792,081.70
  4. Step 4: Simplify right side
    1,149,207,043.60x = 642,713,182,430,412,416
  5. Step 5: Solve for x
    x = 642,713,182,430,412,416/1,149,207,043.60
  6. Step 6: Final answer
    x = 559,266,657.83

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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.