Home / 137,013,822.02-205,510,396.32-43,637,020.20

Finding the Fourth Proportional to 137,013,822.02, 205,510,396.32 and 43,637,020.20

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Solution

The fourth proportional to 137,013,822.02, 205,510,396.32 and 43,637,020.20 is: 65,452,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,013,822.02 : 205,510,396.32 = 43,637,020.20 : x
  2. Step 2: Convert to fraction form
    137,013,822.02/205,510,396.32 = 43,637,020.20/x
  3. Step 3: Cross multiply
    137,013,822.02x = 205,510,396.32 × 43,637,020.20
  4. Step 4: Simplify right side
    137,013,822.02x = 8,967,861,315,525,846
  5. Step 5: Solve for x
    x = 8,967,861,315,525,846/137,013,822.02
  6. Step 6: Final answer
    x = 65,452,238.20

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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.