Home / 307,692,143.56-424,598,338.02-168,435,967.24

Finding the Fourth Proportional to 307,692,143.56, 424,598,338.02 and 168,435,967.24

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Solution

The fourth proportional to 307,692,143.56, 424,598,338.02 and 168,435,967.24 is: 232,432,427.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,692,143.56 : 424,598,338.02 = 168,435,967.24 : x
  2. Step 2: Convert to fraction form
    307,692,143.56/424,598,338.02 = 168,435,967.24/x
  3. Step 3: Cross multiply
    307,692,143.56x = 424,598,338.02 × 168,435,967.24
  4. Step 4: Simplify right side
    307,692,143.56x = 71,517,631,752,895,168
  5. Step 5: Solve for x
    x = 71,517,631,752,895,168/307,692,143.56
  6. Step 6: Final answer
    x = 232,432,427.18

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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.