Home / 71,198,167.08-98,249,579.46-40,264,539.24

Finding the Fourth Proportional to 71,198,167.08, 98,249,579.46 and 40,264,539.24

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Solution

The fourth proportional to 71,198,167.08, 98,249,579.46 and 40,264,539.24 is: 55,562,863.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,198,167.08 : 98,249,579.46 = 40,264,539.24 : x
  2. Step 2: Convert to fraction form
    71,198,167.08/98,249,579.46 = 40,264,539.24/x
  3. Step 3: Cross multiply
    71,198,167.08x = 98,249,579.46 × 40,264,539.24
  4. Step 4: Simplify right side
    71,198,167.08x = 3,955,974,047,480,668
  5. Step 5: Solve for x
    x = 3,955,974,047,480,668/71,198,167.08
  6. Step 6: Final answer
    x = 55,562,863.62

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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.