Home / 77,320,888,718.29-106,712,115,440.43-46,836,177,862.53

Finding the Fourth Proportional to 77,320,888,718.29, 106,712,115,440.43 and 46,836,177,862.53

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Solution

The fourth proportional to 77,320,888,718.29, 106,712,115,440.43 and 46,836,177,862.53 is: 64,639,552,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,320,888,718.29 : 106,712,115,440.43 = 46,836,177,862.53 : x
  2. Step 2: Convert to fraction form
    77,320,888,718.29/106,712,115,440.43 = 46,836,177,862.53/x
  3. Step 3: Cross multiply
    77,320,888,718.29x = 106,712,115,440.43 × 46,836,177,862.53
  4. Step 4: Simplify right side
    77,320,888,718.29x = 4,997,987,618,854,599,131,136
  5. Step 5: Solve for x
    x = 4,997,987,618,854,599,131,136/77,320,888,718.29
  6. Step 6: Final answer
    x = 64,639,552,153.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.