Home / 173,869,461.20-260,972,153.40-105,845,013.20

Finding the Fourth Proportional to 173,869,461.20, 260,972,153.40 and 105,845,013.20

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Solution

The fourth proportional to 173,869,461.20, 260,972,153.40 and 105,845,013.20 is: 158,869,768.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,869,461.20 : 260,972,153.40 = 105,845,013.20 : x
  2. Step 2: Convert to fraction form
    173,869,461.20/260,972,153.40 = 105,845,013.20/x
  3. Step 3: Cross multiply
    173,869,461.20x = 260,972,153.40 × 105,845,013.20
  4. Step 4: Simplify right side
    173,869,461.20x = 27,622,601,021,455,428
  5. Step 5: Solve for x
    x = 27,622,601,021,455,428/173,869,461.20
  6. Step 6: Final answer
    x = 158,869,768.34

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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.