Home / 2,920,065,909.23-4,380,098,914.61-709,260,725.71

Finding the Fourth Proportional to 2,920,065,909.23, 4,380,098,914.61 and 709,260,725.71

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Solution

The fourth proportional to 2,920,065,909.23, 4,380,098,914.61 and 709,260,725.71 is: 1,063,891,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,065,909.23 : 4,380,098,914.61 = 709,260,725.71 : x
  2. Step 2: Convert to fraction form
    2,920,065,909.23/4,380,098,914.61 = 709,260,725.71/x
  3. Step 3: Cross multiply
    2,920,065,909.23x = 4,380,098,914.61 × 709,260,725.71
  4. Step 4: Simplify right side
    2,920,065,909.23x = 3,106,632,134,862,495,744
  5. Step 5: Solve for x
    x = 3,106,632,134,862,495,744/2,920,065,909.23
  6. Step 6: Final answer
    x = 1,063,891,100.90

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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.