Home / 2,689,363,785.24-4,033,742,690.88-724,360,687.74

Finding the Fourth Proportional to 2,689,363,785.24, 4,033,742,690.88 and 724,360,687.74

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Solution

The fourth proportional to 2,689,363,785.24, 4,033,742,690.88 and 724,360,687.74 is: 1,086,459,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,363,785.24 : 4,033,742,690.88 = 724,360,687.74 : x
  2. Step 2: Convert to fraction form
    2,689,363,785.24/4,033,742,690.88 = 724,360,687.74/x
  3. Step 3: Cross multiply
    2,689,363,785.24x = 4,033,742,690.88 × 724,360,687.74
  4. Step 4: Simplify right side
    2,689,363,785.24x = 2,921,884,629,732,035,072
  5. Step 5: Solve for x
    x = 2,921,884,629,732,035,072/2,689,363,785.24
  6. Step 6: Final answer
    x = 1,086,459,424.26

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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.