Home / 834,069,746.20-1,251,104,619.30-769,572,491.80

Finding the Fourth Proportional to 834,069,746.20, 1,251,104,619.30 and 769,572,491.80

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Solution

The fourth proportional to 834,069,746.20, 1,251,104,619.30 and 769,572,491.80 is: 1,154,358,737.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,069,746.20 : 1,251,104,619.30 = 769,572,491.80 : x
  2. Step 2: Convert to fraction form
    834,069,746.20/1,251,104,619.30 = 769,572,491.80/x
  3. Step 3: Cross multiply
    834,069,746.20x = 1,251,104,619.30 × 769,572,491.80
  4. Step 4: Simplify right side
    834,069,746.20x = 962,815,699,377,191,296
  5. Step 5: Solve for x
    x = 962,815,699,377,191,296/834,069,746.20
  6. Step 6: Final answer
    x = 1,154,358,737.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.