Home / 1,116,831,002.10-1,675,246,503.15-742,324,529.40

Finding the Fourth Proportional to 1,116,831,002.10, 1,675,246,503.15 and 742,324,529.40

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Solution

The fourth proportional to 1,116,831,002.10, 1,675,246,503.15 and 742,324,529.40 is: 1,113,486,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,831,002.10 : 1,675,246,503.15 = 742,324,529.40 : x
  2. Step 2: Convert to fraction form
    1,116,831,002.10/1,675,246,503.15 = 742,324,529.40/x
  3. Step 3: Cross multiply
    1,116,831,002.10x = 1,675,246,503.15 × 742,324,529.40
  4. Step 4: Simplify right side
    1,116,831,002.10x = 1,243,576,572,079,819,520
  5. Step 5: Solve for x
    x = 1,243,576,572,079,819,520/1,116,831,002.10
  6. Step 6: Final answer
    x = 1,113,486,794.10

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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.