Home / 3,258,131,570.40-4,887,197,355.60-1,187,920,869.60

Finding the Fourth Proportional to 3,258,131,570.40, 4,887,197,355.60 and 1,187,920,869.60

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Solution

The fourth proportional to 3,258,131,570.40, 4,887,197,355.60 and 1,187,920,869.60 is: 1,781,881,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,131,570.40 : 4,887,197,355.60 = 1,187,920,869.60 : x
  2. Step 2: Convert to fraction form
    3,258,131,570.40/4,887,197,355.60 = 1,187,920,869.60/x
  3. Step 3: Cross multiply
    3,258,131,570.40x = 4,887,197,355.60 × 1,187,920,869.60
  4. Step 4: Simplify right side
    3,258,131,570.40x = 5,805,603,732,571,172,864
  5. Step 5: Solve for x
    x = 5,805,603,732,571,172,864/3,258,131,570.40
  6. Step 6: Final answer
    x = 1,781,881,304.40

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1.5x scale

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.