Home / 147,622,666.20-221,433,999.30-98,836,382.40

Finding the Fourth Proportional to 147,622,666.20, 221,433,999.30 and 98,836,382.40

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Solution

The fourth proportional to 147,622,666.20, 221,433,999.30 and 98,836,382.40 is: 148,254,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,666.20 : 221,433,999.30 = 98,836,382.40 : x
  2. Step 2: Convert to fraction form
    147,622,666.20/221,433,999.30 = 98,836,382.40/x
  3. Step 3: Cross multiply
    147,622,666.20x = 221,433,999.30 × 98,836,382.40
  4. Step 4: Simplify right side
    147,622,666.20x = 21,885,735,431,176,136
  5. Step 5: Solve for x
    x = 21,885,735,431,176,136/147,622,666.20
  6. Step 6: Final answer
    x = 148,254,573.60

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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.