Home / 201,584,959.10-302,377,438.65-99,548,287.10

Finding the Fourth Proportional to 201,584,959.10, 302,377,438.65 and 99,548,287.10

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Solution

The fourth proportional to 201,584,959.10, 302,377,438.65 and 99,548,287.10 is: 149,322,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,584,959.10 : 302,377,438.65 = 99,548,287.10 : x
  2. Step 2: Convert to fraction form
    201,584,959.10/302,377,438.65 = 99,548,287.10/x
  3. Step 3: Cross multiply
    201,584,959.10x = 302,377,438.65 × 99,548,287.10
  4. Step 4: Simplify right side
    201,584,959.10x = 30,101,156,075,292,832
  5. Step 5: Solve for x
    x = 30,101,156,075,292,832/201,584,959.10
  6. Step 6: Final answer
    x = 149,322,430.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.