Home / 19,655,943,999.30-29,483,915,998.95-7,866,882,008.10

Finding the Fourth Proportional to 19,655,943,999.30, 29,483,915,998.95 and 7,866,882,008.10

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Solution

The fourth proportional to 19,655,943,999.30, 29,483,915,998.95 and 7,866,882,008.10 is: 11,800,323,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655,943,999.30 : 29,483,915,998.95 = 7,866,882,008.10 : x
  2. Step 2: Convert to fraction form
    19,655,943,999.30/29,483,915,998.95 = 7,866,882,008.10/x
  3. Step 3: Cross multiply
    19,655,943,999.30x = 29,483,915,998.95 × 7,866,882,008.10
  4. Step 4: Simplify right side
    19,655,943,999.30x = 231,946,488,300,471,517,184
  5. Step 5: Solve for x
    x = 231,946,488,300,471,517,184/19,655,943,999.30
  6. Step 6: Final answer
    x = 11,800,323,012.15

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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.