Home / 1,398,745,851.10-1,930,259,281.10-763,666,323.23

Finding the Fourth Proportional to 1,398,745,851.10, 1,930,259,281.10 and 763,666,323.23

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Solution

The fourth proportional to 1,398,745,851.10, 1,930,259,281.10 and 763,666,323.23 is: 1,053,854,070.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,745,851.10 : 1,930,259,281.10 = 763,666,323.23 : x
  2. Step 2: Convert to fraction form
    1,398,745,851.10/1,930,259,281.10 = 763,666,323.23/x
  3. Step 3: Cross multiply
    1,398,745,851.10x = 1,930,259,281.10 × 763,666,323.23
  4. Step 4: Simplify right side
    1,398,745,851.10x = 1,474,074,008,079,227,392
  5. Step 5: Solve for x
    x = 1,474,074,008,079,227,392/1,398,745,851.10
  6. Step 6: Final answer
    x = 1,053,854,070.00

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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.