Home / 586,191,482,720.50-879,337,874,594.15-161,719,747,721.61

Finding the Fourth Proportional to 586,191,482,720.50, 879,337,874,594.15 and 161,719,747,721.61

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Solution

The fourth proportional to 586,191,482,720.50, 879,337,874,594.15 and 161,719,747,721.61 is: 242,593,595,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,191,482,720.50 : 879,337,874,594.15 = 161,719,747,721.61 : x
  2. Step 2: Convert to fraction form
    586,191,482,720.50/879,337,874,594.15 = 161,719,747,721.61/x
  3. Step 3: Cross multiply
    586,191,482,720.50x = 879,337,874,594.15 × 161,719,747,721.61
  4. Step 4: Simplify right side
    586,191,482,720.50x = 142,206,299,241,422,660,829,184
  5. Step 5: Solve for x
    x = 142,206,299,241,422,660,829,184/586,191,482,720.50
  6. Step 6: Final answer
    x = 242,593,595,153.32

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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.