Home / 1,248,055,588.20-1,872,083,382.30-885,258,532.20

Finding the Fourth Proportional to 1,248,055,588.20, 1,872,083,382.30 and 885,258,532.20

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Solution

The fourth proportional to 1,248,055,588.20, 1,872,083,382.30 and 885,258,532.20 is: 1,327,887,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,055,588.20 : 1,872,083,382.30 = 885,258,532.20 : x
  2. Step 2: Convert to fraction form
    1,248,055,588.20/1,872,083,382.30 = 885,258,532.20/x
  3. Step 3: Cross multiply
    1,248,055,588.20x = 1,872,083,382.30 × 885,258,532.20
  4. Step 4: Simplify right side
    1,248,055,588.20x = 1,657,277,787,170,909,440
  5. Step 5: Solve for x
    x = 1,657,277,787,170,909,440/1,248,055,588.20
  6. Step 6: Final answer
    x = 1,327,887,798.30

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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.