Home / 472,405,175.10-708,607,762.65-149,289,047.10

Finding the Fourth Proportional to 472,405,175.10, 708,607,762.65 and 149,289,047.10

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Solution

The fourth proportional to 472,405,175.10, 708,607,762.65 and 149,289,047.10 is: 223,933,570.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,405,175.10 : 708,607,762.65 = 149,289,047.10 : x
  2. Step 2: Convert to fraction form
    472,405,175.10/708,607,762.65 = 149,289,047.10/x
  3. Step 3: Cross multiply
    472,405,175.10x = 708,607,762.65 × 149,289,047.10
  4. Step 4: Simplify right side
    472,405,175.10x = 105,787,377,653,681,456
  5. Step 5: Solve for x
    x = 105,787,377,653,681,456/472,405,175.10
  6. Step 6: Final answer
    x = 223,933,570.65

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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.