Home / 91,461,922,243.65-126,220,859,028.36-54,845,999,027.15

Finding the Fourth Proportional to 91,461,922,243.65, 126,220,859,028.36 and 54,845,999,027.15

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Solution

The fourth proportional to 91,461,922,243.65, 126,220,859,028.36 and 54,845,999,027.15 is: 75,689,521,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,461,922,243.65 : 126,220,859,028.36 = 54,845,999,027.15 : x
  2. Step 2: Convert to fraction form
    91,461,922,243.65/126,220,859,028.36 = 54,845,999,027.15/x
  3. Step 3: Cross multiply
    91,461,922,243.65x = 126,220,859,028.36 × 54,845,999,027.15
  4. Step 4: Simplify right side
    91,461,922,243.65x = 6,922,709,111,474,838,568,960
  5. Step 5: Solve for x
    x = 6,922,709,111,474,838,568,960/91,461,922,243.65
  6. Step 6: Final answer
    x = 75,689,521,296.45

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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.