Home / 1,034,480,129,479.70-1,551,720,194,219.60-611,313,643,361.30

Finding the Fourth Proportional to 1,034,480,129,479.70, 1,551,720,194,219.60 and 611,313,643,361.30

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Solution

The fourth proportional to 1,034,480,129,479.70, 1,551,720,194,219.60 and 611,313,643,361.30 is: 916,970,465,041.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,480,129,479.70 : 1,551,720,194,219.60 = 611,313,643,361.30 : x
  2. Step 2: Convert to fraction form
    1,034,480,129,479.70/1,551,720,194,219.60 = 611,313,643,361.30/x
  3. Step 3: Cross multiply
    1,034,480,129,479.70x = 1,551,720,194,219.60 × 611,313,643,361.30
  4. Step 4: Simplify right side
    1,034,480,129,479.70x = 948,587,725,405,687,830,806,528
  5. Step 5: Solve for x
    x = 948,587,725,405,687,830,806,528/1,034,480,129,479.70
  6. Step 6: Final answer
    x = 916,970,465,041.98

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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.