Home / 472,310,417.16-708,670,226.88-253,705,682.88

Finding the Fourth Proportional to 472,310,417.16, 708,670,226.88 and 253,705,682.88

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Solution

The fourth proportional to 472,310,417.16, 708,670,226.88 and 253,705,682.88 is: 380,668,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,310,417.16 : 708,670,226.88 = 253,705,682.88 : x
  2. Step 2: Convert to fraction form
    472,310,417.16/708,670,226.88 = 253,705,682.88/x
  3. Step 3: Cross multiply
    472,310,417.16x = 708,670,226.88 × 253,705,682.88
  4. Step 4: Simplify right side
    472,310,417.16x = 179,793,663,847,314,912
  5. Step 5: Solve for x
    x = 179,793,663,847,314,912/472,310,417.16
  6. Step 6: Final answer
    x = 380,668,427.62

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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.