Home / 68,750,196.16-94,852,027.20-38,977,650.28

Finding the Fourth Proportional to 68,750,196.16, 94,852,027.20 and 38,977,650.28

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Solution

The fourth proportional to 68,750,196.16, 94,852,027.20 and 38,977,650.28 is: 53,775,979.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,750,196.16 : 94,852,027.20 = 38,977,650.28 : x
  2. Step 2: Convert to fraction form
    68,750,196.16/94,852,027.20 = 38,977,650.28/x
  3. Step 3: Cross multiply
    68,750,196.16x = 94,852,027.20 × 38,977,650.28
  4. Step 4: Simplify right side
    68,750,196.16x = 3,697,109,144,550,648
  5. Step 5: Solve for x
    x = 3,697,109,144,550,648/68,750,196.16
  6. Step 6: Final answer
    x = 53,775,979.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.