Home / 358,852,344.60-538,278,516.90-195,593,669.40

Finding the Fourth Proportional to 358,852,344.60, 538,278,516.90 and 195,593,669.40

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Solution

The fourth proportional to 358,852,344.60, 538,278,516.90 and 195,593,669.40 is: 293,390,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,852,344.60 : 538,278,516.90 = 195,593,669.40 : x
  2. Step 2: Convert to fraction form
    358,852,344.60/538,278,516.90 = 195,593,669.40/x
  3. Step 3: Cross multiply
    358,852,344.60x = 538,278,516.90 × 195,593,669.40
  4. Step 4: Simplify right side
    358,852,344.60x = 105,283,870,279,660,912
  5. Step 5: Solve for x
    x = 105,283,870,279,660,912/358,852,344.60
  6. Step 6: Final answer
    x = 293,390,504.10

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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.