Home / 147,744,010.40-221,616,015.60-98,426,285.60

Finding the Fourth Proportional to 147,744,010.40, 221,616,015.60 and 98,426,285.60

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Solution

The fourth proportional to 147,744,010.40, 221,616,015.60 and 98,426,285.60 is: 147,639,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,010.40 : 221,616,015.60 = 98,426,285.60 : x
  2. Step 2: Convert to fraction form
    147,744,010.40/221,616,015.60 = 98,426,285.60/x
  3. Step 3: Cross multiply
    147,744,010.40x = 221,616,015.60 × 98,426,285.60
  4. Step 4: Simplify right side
    147,744,010.40x = 21,812,841,244,979,652
  5. Step 5: Solve for x
    x = 21,812,841,244,979,652/147,744,010.40
  6. Step 6: Final answer
    x = 147,639,428.40

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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.