Home / 79,421,903.80-109,613,259.45-44,617,242.22

Finding the Fourth Proportional to 79,421,903.80, 109,613,259.45 and 44,617,242.22

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Solution

The fourth proportional to 79,421,903.80, 109,613,259.45 and 44,617,242.22 is: 61,577,991.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,421,903.80 : 109,613,259.45 = 44,617,242.22 : x
  2. Step 2: Convert to fraction form
    79,421,903.80/109,613,259.45 = 44,617,242.22/x
  3. Step 3: Cross multiply
    79,421,903.80x = 109,613,259.45 × 44,617,242.22
  4. Step 4: Simplify right side
    79,421,903.80x = 4,890,641,347,130,321
  5. Step 5: Solve for x
    x = 4,890,641,347,130,321/79,421,903.80
  6. Step 6: Final answer
    x = 61,577,991.88

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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.