Home / 147,574,498.80-221,185,634.36-68,684,848.80

Finding the Fourth Proportional to 147,574,498.80, 221,185,634.36 and 68,684,848.80

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Solution

The fourth proportional to 147,574,498.80, 221,185,634.36 and 68,684,848.80 is: 102,945,305.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,574,498.80 : 221,185,634.36 = 68,684,848.80 : x
  2. Step 2: Convert to fraction form
    147,574,498.80/221,185,634.36 = 68,684,848.80/x
  3. Step 3: Cross multiply
    147,574,498.80x = 221,185,634.36 × 68,684,848.80
  4. Step 4: Simplify right side
    147,574,498.80x = 15,192,101,852,748,686
  5. Step 5: Solve for x
    x = 15,192,101,852,748,686/147,574,498.80
  6. Step 6: Final answer
    x = 102,945,305.43

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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.