Home / 147,749,080.40-221,623,620.60-122,583,256.40

Finding the Fourth Proportional to 147,749,080.40, 221,623,620.60 and 122,583,256.40

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Solution

The fourth proportional to 147,749,080.40, 221,623,620.60 and 122,583,256.40 is: 183,874,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,749,080.40 : 221,623,620.60 = 122,583,256.40 : x
  2. Step 2: Convert to fraction form
    147,749,080.40/221,623,620.60 = 122,583,256.40/x
  3. Step 3: Cross multiply
    147,749,080.40x = 221,623,620.60 × 122,583,256.40
  4. Step 4: Simplify right side
    147,749,080.40x = 27,167,345,108,306,124
  5. Step 5: Solve for x
    x = 27,167,345,108,306,124/147,749,080.40
  6. Step 6: Final answer
    x = 183,874,884.60

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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.