Home / 971,938,716.26-1,340,781,293.49-590,359,210.13

Finding the Fourth Proportional to 971,938,716.26, 1,340,781,293.49 and 590,359,210.13

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Solution

The fourth proportional to 971,938,716.26, 1,340,781,293.49 and 590,359,210.13 is: 814,395,570.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,938,716.26 : 1,340,781,293.49 = 590,359,210.13 : x
  2. Step 2: Convert to fraction form
    971,938,716.26/1,340,781,293.49 = 590,359,210.13/x
  3. Step 3: Cross multiply
    971,938,716.26x = 1,340,781,293.49 × 590,359,210.13
  4. Step 4: Simplify right side
    971,938,716.26x = 791,542,585,382,944,768
  5. Step 5: Solve for x
    x = 791,542,585,382,944,768/971,938,716.26
  6. Step 6: Final answer
    x = 814,395,570.57

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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.