Home / 28,572,483,763.91-39,432,233,269.21-17,141,480,736.95

Finding the Fourth Proportional to 28,572,483,763.91, 39,432,233,269.21 and 17,141,480,736.95

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Solution

The fourth proportional to 28,572,483,763.91, 39,432,233,269.21 and 17,141,480,736.95 is: 23,656,566,666.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,572,483,763.91 : 39,432,233,269.21 = 17,141,480,736.95 : x
  2. Step 2: Convert to fraction form
    28,572,483,763.91/39,432,233,269.21 = 17,141,480,736.95/x
  3. Step 3: Cross multiply
    28,572,483,763.91x = 39,432,233,269.21 × 17,141,480,736.95
  4. Step 4: Simplify right side
    28,572,483,763.91x = 675,926,866,999,082,090,496
  5. Step 5: Solve for x
    x = 675,926,866,999,082,090,496/28,572,483,763.91
  6. Step 6: Final answer
    x = 23,656,566,666.87

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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.