Home / 307,967,069.12-424,889,929.30-175,713,055.52

Finding the Fourth Proportional to 307,967,069.12, 424,889,929.30 and 175,713,055.52

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Solution

The fourth proportional to 307,967,069.12, 424,889,929.30 and 175,713,055.52 is: 242,424,321.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,967,069.12 : 424,889,929.30 = 175,713,055.52 : x
  2. Step 2: Convert to fraction form
    307,967,069.12/424,889,929.30 = 175,713,055.52/x
  3. Step 3: Cross multiply
    307,967,069.12x = 424,889,929.30 × 175,713,055.52
  4. Step 4: Simplify right side
    307,967,069.12x = 74,658,707,736,979,776
  5. Step 5: Solve for x
    x = 74,658,707,736,979,776/307,967,069.12
  6. Step 6: Final answer
    x = 242,424,321.37

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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.