Home / 417,458,291.16-625,642,709.72-233,218,325.28

Finding the Fourth Proportional to 417,458,291.16, 625,642,709.72 and 233,218,325.28

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Solution

The fourth proportional to 417,458,291.16, 625,642,709.72 and 233,218,325.28 is: 349,523,169.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,458,291.16 : 625,642,709.72 = 233,218,325.28 : x
  2. Step 2: Convert to fraction form
    417,458,291.16/625,642,709.72 = 233,218,325.28/x
  3. Step 3: Cross multiply
    417,458,291.16x = 625,642,709.72 × 233,218,325.28
  4. Step 4: Simplify right side
    417,458,291.16x = 145,911,344,983,373,504
  5. Step 5: Solve for x
    x = 145,911,344,983,373,504/417,458,291.16
  6. Step 6: Final answer
    x = 349,523,169.32

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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.