Home / 307,668,191.04-424,582,199.28-168,447,795.12

Finding the Fourth Proportional to 307,668,191.04, 424,582,199.28 and 168,447,795.12

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Solution

The fourth proportional to 307,668,191.04, 424,582,199.28 and 168,447,795.12 is: 232,458,009.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,668,191.04 : 424,582,199.28 = 168,447,795.12 : x
  2. Step 2: Convert to fraction form
    307,668,191.04/424,582,199.28 = 168,447,795.12/x
  3. Step 3: Cross multiply
    307,668,191.04x = 424,582,199.28 × 168,447,795.12
  4. Step 4: Simplify right side
    307,668,191.04x = 71,519,935,315,916,448
  5. Step 5: Solve for x
    x = 71,519,935,315,916,448/307,668,191.04
  6. Step 6: Final answer
    x = 232,458,009.63

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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.