Home / 103,600,020.55-155,456,018.03-46,101,166.15

Finding the Fourth Proportional to 103,600,020.55, 155,456,018.03 and 46,101,166.15

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Solution

The fourth proportional to 103,600,020.55, 155,456,018.03 and 46,101,166.15 is: 69,176,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,600,020.55 : 155,456,018.03 = 46,101,166.15 : x
  2. Step 2: Convert to fraction form
    103,600,020.55/155,456,018.03 = 46,101,166.15/x
  3. Step 3: Cross multiply
    103,600,020.55x = 155,456,018.03 × 46,101,166.15
  4. Step 4: Simplify right side
    103,600,020.55x = 7,166,703,716,218,426
  5. Step 5: Solve for x
    x = 7,166,703,716,218,426/103,600,020.55
  6. Step 6: Final answer
    x = 69,176,663.08

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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.