Home / 1,124,460,219.90-1,686,847,270.05-469,261,058.70

Finding the Fourth Proportional to 1,124,460,219.90, 1,686,847,270.05 and 469,261,058.70

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Solution

The fourth proportional to 1,124,460,219.90, 1,686,847,270.05 and 469,261,058.70 is: 703,957,082.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,460,219.90 : 1,686,847,270.05 = 469,261,058.70 : x
  2. Step 2: Convert to fraction form
    1,124,460,219.90/1,686,847,270.05 = 469,261,058.70/x
  3. Step 3: Cross multiply
    1,124,460,219.90x = 1,686,847,270.05 × 469,261,058.70
  4. Step 4: Simplify right side
    1,124,460,219.90x = 791,571,735,808,867,712
  5. Step 5: Solve for x
    x = 791,571,735,808,867,712/1,124,460,219.90
  6. Step 6: Final answer
    x = 703,957,082.52

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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.