Home / 756,176,146.60-1,134,264,219.90-483,854,405.80

Finding the Fourth Proportional to 756,176,146.60, 1,134,264,219.90 and 483,854,405.80

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Solution

The fourth proportional to 756,176,146.60, 1,134,264,219.90 and 483,854,405.80 is: 725,781,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,176,146.60 : 1,134,264,219.90 = 483,854,405.80 : x
  2. Step 2: Convert to fraction form
    756,176,146.60/1,134,264,219.90 = 483,854,405.80/x
  3. Step 3: Cross multiply
    756,176,146.60x = 1,134,264,219.90 × 483,854,405.80
  4. Step 4: Simplify right side
    756,176,146.60x = 548,818,740,139,915,072
  5. Step 5: Solve for x
    x = 548,818,740,139,915,072/756,176,146.60
  6. Step 6: Final answer
    x = 725,781,608.70

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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.