Home / 979,834,077.80-1,468,239,462.30-849,831,799.40

Finding the Fourth Proportional to 979,834,077.80, 1,468,239,462.30 and 849,831,799.40

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Solution

The fourth proportional to 979,834,077.80, 1,468,239,462.30 and 849,831,799.40 is: 1,273,436,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,834,077.80 : 1,468,239,462.30 = 849,831,799.40 : x
  2. Step 2: Convert to fraction form
    979,834,077.80/1,468,239,462.30 = 849,831,799.40/x
  3. Step 3: Cross multiply
    979,834,077.80x = 1,468,239,462.30 × 849,831,799.40
  4. Step 4: Simplify right side
    979,834,077.80x = 1,247,756,584,196,497,408
  5. Step 5: Solve for x
    x = 1,247,756,584,196,497,408/979,834,077.80
  6. Step 6: Final answer
    x = 1,273,436,607.76

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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.