Home / 27,355,145,934.19-40,979,280,642.42-18,845,025,476.92

Finding the Fourth Proportional to 27,355,145,934.19, 40,979,280,642.42 and 18,845,025,476.92

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Solution

The fourth proportional to 27,355,145,934.19, 40,979,280,642.42 and 18,845,025,476.92 is: 28,230,724,471.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,355,145,934.19 : 40,979,280,642.42 = 18,845,025,476.92 : x
  2. Step 2: Convert to fraction form
    27,355,145,934.19/40,979,280,642.42 = 18,845,025,476.92/x
  3. Step 3: Cross multiply
    27,355,145,934.19x = 40,979,280,642.42 × 18,845,025,476.92
  4. Step 4: Simplify right side
    27,355,145,934.19x = 772,255,587,732,136,525,824
  5. Step 5: Solve for x
    x = 772,255,587,732,136,525,824/27,355,145,934.19
  6. Step 6: Final answer
    x = 28,230,724,471.00

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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.