Home / 435,663,141.95-653,632,859.03-155,538,046.94

Finding the Fourth Proportional to 435,663,141.95, 653,632,859.03 and 155,538,046.94

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Solution

The fourth proportional to 435,663,141.95, 653,632,859.03 and 155,538,046.94 is: 233,356,390.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,663,141.95 : 653,632,859.03 = 155,538,046.94 : x
  2. Step 2: Convert to fraction form
    435,663,141.95/653,632,859.03 = 155,538,046.94/x
  3. Step 3: Cross multiply
    435,663,141.95x = 653,632,859.03 × 155,538,046.94
  4. Step 4: Simplify right side
    435,663,141.95x = 101,664,778,309,334,544
  5. Step 5: Solve for x
    x = 101,664,778,309,334,544/435,663,141.95
  6. Step 6: Final answer
    x = 233,356,390.57

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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.