Home / 147,792,728.40-221,689,092.60-144,013,592.40

Finding the Fourth Proportional to 147,792,728.40, 221,689,092.60 and 144,013,592.40

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Solution

The fourth proportional to 147,792,728.40, 221,689,092.60 and 144,013,592.40 is: 216,020,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,792,728.40 : 221,689,092.60 = 144,013,592.40 : x
  2. Step 2: Convert to fraction form
    147,792,728.40/221,689,092.60 = 144,013,592.40/x
  3. Step 3: Cross multiply
    147,792,728.40x = 221,689,092.60 × 144,013,592.40
  4. Step 4: Simplify right side
    147,792,728.40x = 31,926,242,621,222,256
  5. Step 5: Solve for x
    x = 31,926,242,621,222,256/147,792,728.40
  6. Step 6: Final answer
    x = 216,020,388.60

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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.