Home / 163,740,979.17-244,865,458.32-122,270,977.20

Finding the Fourth Proportional to 163,740,979.17, 244,865,458.32 and 122,270,977.20

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Solution

The fourth proportional to 163,740,979.17, 244,865,458.32 and 122,270,977.20 is: 182,849,394.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,740,979.17 : 244,865,458.32 = 122,270,977.20 : x
  2. Step 2: Convert to fraction form
    163,740,979.17/244,865,458.32 = 122,270,977.20/x
  3. Step 3: Cross multiply
    163,740,979.17x = 244,865,458.32 × 122,270,977.20
  4. Step 4: Simplify right side
    163,740,979.17x = 29,939,938,871,312,272
  5. Step 5: Solve for x
    x = 29,939,938,871,312,272/163,740,979.17
  6. Step 6: Final answer
    x = 182,849,394.35

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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.