Home / 79,685,345.08-110,016,549.38-65,035,955.24

Finding the Fourth Proportional to 79,685,345.08, 110,016,549.38 and 65,035,955.24

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Solution

The fourth proportional to 79,685,345.08, 110,016,549.38 and 65,035,955.24 is: 89,791,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,685,345.08 : 110,016,549.38 = 65,035,955.24 : x
  2. Step 2: Convert to fraction form
    79,685,345.08/110,016,549.38 = 65,035,955.24/x
  3. Step 3: Cross multiply
    79,685,345.08x = 110,016,549.38 × 65,035,955.24
  4. Step 4: Simplify right side
    79,685,345.08x = 7,155,031,381,136,930
  5. Step 5: Solve for x
    x = 7,155,031,381,136,930/79,685,345.08
  6. Step 6: Final answer
    x = 89,791,057.24

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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.