Home / 201,744,012.10-302,616,018.15-99,707,340.10

Finding the Fourth Proportional to 201,744,012.10, 302,616,018.15 and 99,707,340.10

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Solution

The fourth proportional to 201,744,012.10, 302,616,018.15 and 99,707,340.10 is: 149,561,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,744,012.10 : 302,616,018.15 = 99,707,340.10 : x
  2. Step 2: Convert to fraction form
    201,744,012.10/302,616,018.15 = 99,707,340.10/x
  3. Step 3: Cross multiply
    201,744,012.10x = 302,616,018.15 × 99,707,340.10
  4. Step 4: Simplify right side
    201,744,012.10x = 30,173,038,241,389,820
  5. Step 5: Solve for x
    x = 30,173,038,241,389,820/201,744,012.10
  6. Step 6: Final answer
    x = 149,561,010.15

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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.