Home / 258,663,045.92-356,901,717.53-148,633,501.28

Finding the Fourth Proportional to 258,663,045.92, 356,901,717.53 and 148,633,501.28

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Solution

The fourth proportional to 258,663,045.92, 356,901,717.53 and 148,633,501.28 is: 205,083,612.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,663,045.92 : 356,901,717.53 = 148,633,501.28 : x
  2. Step 2: Convert to fraction form
    258,663,045.92/356,901,717.53 = 148,633,501.28/x
  3. Step 3: Cross multiply
    258,663,045.92x = 356,901,717.53 × 148,633,501.28
  4. Step 4: Simplify right side
    258,663,045.92x = 53,047,551,888,586,280
  5. Step 5: Solve for x
    x = 53,047,551,888,586,280/258,663,045.92
  6. Step 6: Final answer
    x = 205,083,612.54

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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.