Home / 164,011,419-226,340,482.14-90,677,284.92

Finding the Fourth Proportional to 164,011,419, 226,340,482.14 and 90,677,284.92

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Solution

The fourth proportional to 164,011,419, 226,340,482.14 and 90,677,284.92 is: 125,137,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,011,419 : 226,340,482.14 = 90,677,284.92 : x
  2. Step 2: Convert to fraction form
    164,011,419/226,340,482.14 = 90,677,284.92/x
  3. Step 3: Cross multiply
    164,011,419x = 226,340,482.14 × 90,677,284.92
  4. Step 4: Simplify right side
    164,011,419x = 20,523,940,387,938,952
  5. Step 5: Solve for x
    x = 20,523,940,387,938,952/164,011,419
  6. Step 6: Final answer
    x = 125,137,264.91

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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.