Home / 155,496,671.28-233,245,645.67-38,911,709.63

Finding the Fourth Proportional to 155,496,671.28, 233,245,645.67 and 38,911,709.63

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Solution

The fourth proportional to 155,496,671.28, 233,245,645.67 and 38,911,709.63 is: 58,367,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,496,671.28 : 233,245,645.67 = 38,911,709.63 : x
  2. Step 2: Convert to fraction form
    155,496,671.28/233,245,645.67 = 38,911,709.63/x
  3. Step 3: Cross multiply
    155,496,671.28x = 233,245,645.67 × 38,911,709.63
  4. Step 4: Simplify right side
    155,496,671.28x = 9,075,986,835,412,120
  5. Step 5: Solve for x
    x = 9,075,986,835,412,120/155,496,671.28
  6. Step 6: Final answer
    x = 58,367,724.28

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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.