Home / 633,509,034.78-949,037,831.16-356,318,045.10

Finding the Fourth Proportional to 633,509,034.78, 949,037,831.16 and 356,318,045.10

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Solution

The fourth proportional to 633,509,034.78, 949,037,831.16 and 356,318,045.10 is: 533,787,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,509,034.78 : 949,037,831.16 = 356,318,045.10 : x
  2. Step 2: Convert to fraction form
    633,509,034.78/949,037,831.16 = 356,318,045.10/x
  3. Step 3: Cross multiply
    633,509,034.78x = 949,037,831.16 × 356,318,045.10
  4. Step 4: Simplify right side
    633,509,034.78x = 338,159,304,724,875,072
  5. Step 5: Solve for x
    x = 338,159,304,724,875,072/633,509,034.78
  6. Step 6: Final answer
    x = 533,787,659.15

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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.