Home / 108,605,220.30-162,907,830.45-62,688,717.90

Finding the Fourth Proportional to 108,605,220.30, 162,907,830.45 and 62,688,717.90

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Solution

The fourth proportional to 108,605,220.30, 162,907,830.45 and 62,688,717.90 is: 94,033,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,605,220.30 : 162,907,830.45 = 62,688,717.90 : x
  2. Step 2: Convert to fraction form
    108,605,220.30/162,907,830.45 = 62,688,717.90/x
  3. Step 3: Cross multiply
    108,605,220.30x = 162,907,830.45 × 62,688,717.90
  4. Step 4: Simplify right side
    108,605,220.30x = 10,212,483,026,781,080
  5. Step 5: Solve for x
    x = 10,212,483,026,781,080/108,605,220.30
  6. Step 6: Final answer
    x = 94,033,076.85

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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.