Home / 966,687,389.90-1,446,629,862.45-885,058,052.30

Finding the Fourth Proportional to 966,687,389.90, 1,446,629,862.45 and 885,058,052.30

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Solution

The fourth proportional to 966,687,389.90, 1,446,629,862.45 and 885,058,052.30 is: 1,324,473,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,687,389.90 : 1,446,629,862.45 = 885,058,052.30 : x
  2. Step 2: Convert to fraction form
    966,687,389.90/1,446,629,862.45 = 885,058,052.30/x
  3. Step 3: Cross multiply
    966,687,389.90x = 1,446,629,862.45 × 885,058,052.30
  4. Step 4: Simplify right side
    966,687,389.90x = 1,280,351,408,459,013,888
  5. Step 5: Solve for x
    x = 1,280,351,408,459,013,888/966,687,389.90
  6. Step 6: Final answer
    x = 1,324,473,063.20

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1.5x scale

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.