Home / 28,750,832,668.72-43,124,205,965.23-8,851,645,130.19

Finding the Fourth Proportional to 28,750,832,668.72, 43,124,205,965.23 and 8,851,645,130.19

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Solution

The fourth proportional to 28,750,832,668.72, 43,124,205,965.23 and 8,851,645,130.19 is: 13,276,838,696.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750,832,668.72 : 43,124,205,965.23 = 8,851,645,130.19 : x
  2. Step 2: Convert to fraction form
    28,750,832,668.72/43,124,205,965.23 = 8,851,645,130.19/x
  3. Step 3: Cross multiply
    28,750,832,668.72x = 43,124,205,965.23 × 8,851,645,130.19
  4. Step 4: Simplify right side
    28,750,832,668.72x = 381,720,167,725,507,149,824
  5. Step 5: Solve for x
    x = 381,720,167,725,507,149,824/28,750,832,668.72
  6. Step 6: Final answer
    x = 13,276,838,696.25

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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.