Home / 1,660,101,472,886.90-2,490,152,209,330.20-990,087,869,866.10

Finding the Fourth Proportional to 1,660,101,472,886.90, 2,490,152,209,330.20 and 990,087,869,866.10

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Solution

The fourth proportional to 1,660,101,472,886.90, 2,490,152,209,330.20 and 990,087,869,866.10 is: 1,485,131,804,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,101,472,886.90 : 2,490,152,209,330.20 = 990,087,869,866.10 : x
  2. Step 2: Convert to fraction form
    1,660,101,472,886.90/2,490,152,209,330.20 = 990,087,869,866.10/x
  3. Step 3: Cross multiply
    1,660,101,472,886.90x = 2,490,152,209,330.20 × 990,087,869,866.10
  4. Step 4: Simplify right side
    1,660,101,472,886.90x = 2,465,469,496,578,100,762,247,168
  5. Step 5: Solve for x
    x = 2,465,469,496,578,100,762,247,168/1,660,101,472,886.90
  6. Step 6: Final answer
    x = 1,485,131,804,799.06

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Double scale
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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.