Home / 147,623,510.70-221,435,266.05-109,359,758.70

Finding the Fourth Proportional to 147,623,510.70, 221,435,266.05 and 109,359,758.70

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Solution

The fourth proportional to 147,623,510.70, 221,435,266.05 and 109,359,758.70 is: 164,039,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,623,510.70 : 221,435,266.05 = 109,359,758.70 : x
  2. Step 2: Convert to fraction form
    147,623,510.70/221,435,266.05 = 109,359,758.70/x
  3. Step 3: Cross multiply
    147,623,510.70x = 221,435,266.05 × 109,359,758.70
  4. Step 4: Simplify right side
    147,623,510.70x = 24,216,107,262,898,304
  5. Step 5: Solve for x
    x = 24,216,107,262,898,304/147,623,510.70
  6. Step 6: Final answer
    x = 164,039,638.05

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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.