Home / 309,466,226,735.28-464,411,379,839.66-108,007,961,831.72

Finding the Fourth Proportional to 309,466,226,735.28, 464,411,379,839.66 and 108,007,961,831.72

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Solution

The fourth proportional to 309,466,226,735.28, 464,411,379,839.66 and 108,007,961,831.72 is: 162,085,947,526.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,466,226,735.28 : 464,411,379,839.66 = 108,007,961,831.72 : x
  2. Step 2: Convert to fraction form
    309,466,226,735.28/464,411,379,839.66 = 108,007,961,831.72/x
  3. Step 3: Cross multiply
    309,466,226,735.28x = 464,411,379,839.66 × 108,007,961,831.72
  4. Step 4: Simplify right side
    309,466,226,735.28x = 50,160,126,587,938,417,934,336
  5. Step 5: Solve for x
    x = 50,160,126,587,938,417,934,336/309,466,226,735.28
  6. Step 6: Final answer
    x = 162,085,947,526.82

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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.