Home / 146,793,970.20-220,190,955.30-98,421,029.40

Finding the Fourth Proportional to 146,793,970.20, 220,190,955.30 and 98,421,029.40

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Solution

The fourth proportional to 146,793,970.20, 220,190,955.30 and 98,421,029.40 is: 147,631,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,793,970.20 : 220,190,955.30 = 98,421,029.40 : x
  2. Step 2: Convert to fraction form
    146,793,970.20/220,190,955.30 = 98,421,029.40/x
  3. Step 3: Cross multiply
    146,793,970.20x = 220,190,955.30 × 98,421,029.40
  4. Step 4: Simplify right side
    146,793,970.20x = 21,671,420,485,195,388
  5. Step 5: Solve for x
    x = 21,671,420,485,195,388/146,793,970.20
  6. Step 6: Final answer
    x = 147,631,544.10

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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.