Home / 266,272,605,963.90-399,546,228,085.07-124,796,400,637.86

Finding the Fourth Proportional to 266,272,605,963.90, 399,546,228,085.07 and 124,796,400,637.86

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Solution

The fourth proportional to 266,272,605,963.90, 399,546,228,085.07 and 124,796,400,637.86 is: 187,258,959,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,272,605,963.90 : 399,546,228,085.07 = 124,796,400,637.86 : x
  2. Step 2: Convert to fraction form
    266,272,605,963.90/399,546,228,085.07 = 124,796,400,637.86/x
  3. Step 3: Cross multiply
    266,272,605,963.90x = 399,546,228,085.07 × 124,796,400,637.86
  4. Step 4: Simplify right side
    266,272,605,963.90x = 49,861,931,153,450,191,552,512
  5. Step 5: Solve for x
    x = 49,861,931,153,450,191,552,512/266,272,605,963.90
  6. Step 6: Final answer
    x = 187,258,959,564.96

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1.5x scale

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.