Home / 371,849,248.31-557,841,961.06-153,380,409.35

Finding the Fourth Proportional to 371,849,248.31, 557,841,961.06 and 153,380,409.35

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Solution

The fourth proportional to 371,849,248.31, 557,841,961.06 and 153,380,409.35 is: 230,098,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,849,248.31 : 557,841,961.06 = 153,380,409.35 : x
  2. Step 2: Convert to fraction form
    371,849,248.31/557,841,961.06 = 153,380,409.35/x
  3. Step 3: Cross multiply
    371,849,248.31x = 557,841,961.06 × 153,380,409.35
  4. Step 4: Simplify right side
    371,849,248.31x = 85,562,028,336,816,896
  5. Step 5: Solve for x
    x = 85,562,028,336,816,896/371,849,248.31
  6. Step 6: Final answer
    x = 230,098,699.21

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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.