Home / 152,702,315.14-229,019,385.72-70,810,552.66

Finding the Fourth Proportional to 152,702,315.14, 229,019,385.72 and 70,810,552.66

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Solution

The fourth proportional to 152,702,315.14, 229,019,385.72 and 70,810,552.66 is: 106,200,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,702,315.14 : 229,019,385.72 = 70,810,552.66 : x
  2. Step 2: Convert to fraction form
    152,702,315.14/229,019,385.72 = 70,810,552.66/x
  3. Step 3: Cross multiply
    152,702,315.14x = 229,019,385.72 × 70,810,552.66
  4. Step 4: Simplify right side
    152,702,315.14x = 16,216,989,272,686,912
  5. Step 5: Solve for x
    x = 16,216,989,272,686,912/152,702,315.14
  6. Step 6: Final answer
    x = 106,200,022.30

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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.