Home / 477,269,646.76-658,556,225.65-268,385,449.51

Finding the Fourth Proportional to 477,269,646.76, 658,556,225.65 and 268,385,449.51

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Solution

The fourth proportional to 477,269,646.76, 658,556,225.65 and 268,385,449.51 is: 370,329,246.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,269,646.76 : 658,556,225.65 = 268,385,449.51 : x
  2. Step 2: Convert to fraction form
    477,269,646.76/658,556,225.65 = 268,385,449.51/x
  3. Step 3: Cross multiply
    477,269,646.76x = 658,556,225.65 × 268,385,449.51
  4. Step 4: Simplify right side
    477,269,646.76x = 176,746,908,648,684,224
  5. Step 5: Solve for x
    x = 176,746,908,648,684,224/477,269,646.76
  6. Step 6: Final answer
    x = 370,329,246.47

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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.