Home / 971,938,717.26-1,340,781,294.87-590,359,211.13

Finding the Fourth Proportional to 971,938,717.26, 1,340,781,294.87 and 590,359,211.13

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Solution

The fourth proportional to 971,938,717.26, 1,340,781,294.87 and 590,359,211.13 is: 814,395,571.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,938,717.26 : 1,340,781,294.87 = 590,359,211.13 : x
  2. Step 2: Convert to fraction form
    971,938,717.26/1,340,781,294.87 = 590,359,211.13/x
  3. Step 3: Cross multiply
    971,938,717.26x = 1,340,781,294.87 × 590,359,211.13
  4. Step 4: Simplify right side
    971,938,717.26x = 791,542,587,537,313,024
  5. Step 5: Solve for x
    x = 791,542,587,537,313,024/971,938,717.26
  6. Step 6: Final answer
    x = 814,395,571.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.