Home / 310,234,632.69-465,347,963.03-103,068,302.07

Finding the Fourth Proportional to 310,234,632.69, 465,347,963.03 and 103,068,302.07

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Solution

The fourth proportional to 310,234,632.69, 465,347,963.03 and 103,068,302.07 is: 154,601,128.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,234,632.69 : 465,347,963.03 = 103,068,302.07 : x
  2. Step 2: Convert to fraction form
    310,234,632.69/465,347,963.03 = 103,068,302.07/x
  3. Step 3: Cross multiply
    310,234,632.69x = 465,347,963.03 × 103,068,302.07
  4. Step 4: Simplify right side
    310,234,632.69x = 47,962,624,420,719,888
  5. Step 5: Solve for x
    x = 47,962,624,420,719,888/310,234,632.69
  6. Step 6: Final answer
    x = 154,601,128.85

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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.