Home / 1,241,914,547.70-1,862,871,821.55-1,057,256,514.90

Finding the Fourth Proportional to 1,241,914,547.70, 1,862,871,821.55 and 1,057,256,514.90

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Solution

The fourth proportional to 1,241,914,547.70, 1,862,871,821.55 and 1,057,256,514.90 is: 1,585,884,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,914,547.70 : 1,862,871,821.55 = 1,057,256,514.90 : x
  2. Step 2: Convert to fraction form
    1,241,914,547.70/1,862,871,821.55 = 1,057,256,514.90/x
  3. Step 3: Cross multiply
    1,241,914,547.70x = 1,862,871,821.55 × 1,057,256,514.90
  4. Step 4: Simplify right side
    1,241,914,547.70x = 1,969,533,369,757,367,552
  5. Step 5: Solve for x
    x = 1,969,533,369,757,367,552/1,241,914,547.70
  6. Step 6: Final answer
    x = 1,585,884,772.35

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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.