Home / 79,799,609.18-110,123,410.90-43,130,180.18

Finding the Fourth Proportional to 79,799,609.18, 110,123,410.90 and 43,130,180.18

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Solution

The fourth proportional to 79,799,609.18, 110,123,410.90 and 43,130,180.18 is: 59,519,621.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,799,609.18 : 110,123,410.90 = 43,130,180.18 : x
  2. Step 2: Convert to fraction form
    79,799,609.18/110,123,410.90 = 43,130,180.18/x
  3. Step 3: Cross multiply
    79,799,609.18x = 110,123,410.90 × 43,130,180.18
  4. Step 4: Simplify right side
    79,799,609.18x = 4,749,642,554,153,176
  5. Step 5: Solve for x
    x = 4,749,642,554,153,176/79,799,609.18
  6. Step 6: Final answer
    x = 59,519,621.75

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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.