Home / 147,624,168.30-221,436,252.45-70,928,702.70

Finding the Fourth Proportional to 147,624,168.30, 221,436,252.45 and 70,928,702.70

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Solution

The fourth proportional to 147,624,168.30, 221,436,252.45 and 70,928,702.70 is: 106,393,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,624,168.30 : 221,436,252.45 = 70,928,702.70 : x
  2. Step 2: Convert to fraction form
    147,624,168.30/221,436,252.45 = 70,928,702.70/x
  3. Step 3: Cross multiply
    147,624,168.30x = 221,436,252.45 × 70,928,702.70
  4. Step 4: Simplify right side
    147,624,168.30x = 15,706,186,117,028,196
  5. Step 5: Solve for x
    x = 15,706,186,117,028,196/147,624,168.30
  6. Step 6: Final answer
    x = 106,393,054.05

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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.