Home / 145,174,418.04-200,340,588.06-79,984,322.04

Finding the Fourth Proportional to 145,174,418.04, 200,340,588.06 and 79,984,322.04

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Solution

The fourth proportional to 145,174,418.04, 200,340,588.06 and 79,984,322.04 is: 110,378,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,174,418.04 : 200,340,588.06 = 79,984,322.04 : x
  2. Step 2: Convert to fraction form
    145,174,418.04/200,340,588.06 = 79,984,322.04/x
  3. Step 3: Cross multiply
    145,174,418.04x = 200,340,588.06 × 79,984,322.04
  4. Step 4: Simplify right side
    145,174,418.04x = 16,024,106,113,074,020
  5. Step 5: Solve for x
    x = 16,024,106,113,074,020/145,174,418.04
  6. Step 6: Final answer
    x = 110,378,304.45

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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.