Home / 633,509,161.56-949,038,021.18-356,318,171.91

Finding the Fourth Proportional to 633,509,161.56, 949,038,021.18 and 356,318,171.91

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Solution

The fourth proportional to 633,509,161.56, 949,038,021.18 and 356,318,171.91 is: 533,787,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,509,161.56 : 949,038,021.18 = 356,318,171.91 : x
  2. Step 2: Convert to fraction form
    633,509,161.56/949,038,021.18 = 356,318,171.91/x
  3. Step 3: Cross multiply
    633,509,161.56x = 949,038,021.18 × 356,318,171.91
  4. Step 4: Simplify right side
    633,509,161.56x = 338,159,492,779,941,440
  5. Step 5: Solve for x
    x = 338,159,492,779,941,440/633,509,161.56
  6. Step 6: Final answer
    x = 533,787,849.17

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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.