Home / 1,761,503,479.55-2,643,285,550.58-656,871,474.59

Finding the Fourth Proportional to 1,761,503,479.55, 2,643,285,550.58 and 656,871,474.59

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Solution

The fourth proportional to 1,761,503,479.55, 2,643,285,550.58 and 656,871,474.59 is: 985,691,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,503,479.55 : 2,643,285,550.58 = 656,871,474.59 : x
  2. Step 2: Convert to fraction form
    1,761,503,479.55/2,643,285,550.58 = 656,871,474.59/x
  3. Step 3: Cross multiply
    1,761,503,479.55x = 2,643,285,550.58 × 656,871,474.59
  4. Step 4: Simplify right side
    1,761,503,479.55x = 1,736,298,877,371,924,736
  5. Step 5: Solve for x
    x = 1,736,298,877,371,924,736/1,761,503,479.55
  6. Step 6: Final answer
    x = 985,691,426.40

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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.