Home / 163,647,466.16-225,838,291.07-89,312,794.43

Finding the Fourth Proportional to 163,647,466.16, 225,838,291.07 and 89,312,794.43

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Solution

The fourth proportional to 163,647,466.16, 225,838,291.07 and 89,312,794.43 is: 123,254,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,647,466.16 : 225,838,291.07 = 89,312,794.43 : x
  2. Step 2: Convert to fraction form
    163,647,466.16/225,838,291.07 = 89,312,794.43/x
  3. Step 3: Cross multiply
    163,647,466.16x = 225,838,291.07 × 89,312,794.43
  4. Step 4: Simplify right side
    163,647,466.16x = 20,170,248,864,757,416
  5. Step 5: Solve for x
    x = 20,170,248,864,757,416/163,647,466.16
  6. Step 6: Final answer
    x = 123,254,269.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.