Home / 773,387,621.68-1,160,070,073.76-191,121,851.52

Finding the Fourth Proportional to 773,387,621.68, 1,160,070,073.76 and 191,121,851.52

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Solution

The fourth proportional to 773,387,621.68, 1,160,070,073.76 and 191,121,851.52 is: 286,679,970.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,387,621.68 : 1,160,070,073.76 = 191,121,851.52 : x
  2. Step 2: Convert to fraction form
    773,387,621.68/1,160,070,073.76 = 191,121,851.52/x
  3. Step 3: Cross multiply
    773,387,621.68x = 1,160,070,073.76 × 191,121,851.52
  4. Step 4: Simplify right side
    773,387,621.68x = 221,714,740,389,954,176
  5. Step 5: Solve for x
    x = 221,714,740,389,954,176/773,387,621.68
  6. Step 6: Final answer
    x = 286,679,970.27

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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.