Home / 100,350,506.34-150,496,642.11-42,056,661.18

Finding the Fourth Proportional to 100,350,506.34, 150,496,642.11 and 42,056,661.18

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Solution

The fourth proportional to 100,350,506.34, 150,496,642.11 and 42,056,661.18 is: 63,072,788.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,350,506.34 : 150,496,642.11 = 42,056,661.18 : x
  2. Step 2: Convert to fraction form
    100,350,506.34/150,496,642.11 = 42,056,661.18/x
  3. Step 3: Cross multiply
    100,350,506.34x = 150,496,642.11 × 42,056,661.18
  4. Step 4: Simplify right side
    100,350,506.34x = 6,329,386,285,947,991
  5. Step 5: Solve for x
    x = 6,329,386,285,947,991/100,350,506.34
  6. Step 6: Final answer
    x = 63,072,788.74

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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.