Home / 79,685,340.10-110,016,542.48-65,035,950.24

Finding the Fourth Proportional to 79,685,340.10, 110,016,542.48 and 65,035,950.24

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Solution

The fourth proportional to 79,685,340.10, 110,016,542.48 and 65,035,950.24 is: 89,791,050.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,685,340.10 : 110,016,542.48 = 65,035,950.24 : x
  2. Step 2: Convert to fraction form
    79,685,340.10/110,016,542.48 = 65,035,950.24/x
  3. Step 3: Cross multiply
    79,685,340.10x = 110,016,542.48 × 65,035,950.24
  4. Step 4: Simplify right side
    79,685,340.10x = 7,155,030,382,306,127
  5. Step 5: Solve for x
    x = 7,155,030,382,306,127/79,685,340.10
  6. Step 6: Final answer
    x = 89,791,050.32

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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.