Home / 898,706,912.10-1,348,060,368.15-353,466,233.70

Finding the Fourth Proportional to 898,706,912.10, 1,348,060,368.15 and 353,466,233.70

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Solution

The fourth proportional to 898,706,912.10, 1,348,060,368.15 and 353,466,233.70 is: 530,199,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,706,912.10 : 1,348,060,368.15 = 353,466,233.70 : x
  2. Step 2: Convert to fraction form
    898,706,912.10/1,348,060,368.15 = 353,466,233.70/x
  3. Step 3: Cross multiply
    898,706,912.10x = 1,348,060,368.15 × 353,466,233.70
  4. Step 4: Simplify right side
    898,706,912.10x = 476,493,821,130,215,936
  5. Step 5: Solve for x
    x = 476,493,821,130,215,936/898,706,912.10
  6. Step 6: Final answer
    x = 530,199,350.55

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Double scale
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Similar ratio
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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.