Home / 85,262,316.10-127,844,518.75-33,386,180.58

Finding the Fourth Proportional to 85,262,316.10, 127,844,518.75 and 33,386,180.58

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Solution

The fourth proportional to 85,262,316.10, 127,844,518.75 and 33,386,180.58 is: 50,060,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,262,316.10 : 127,844,518.75 = 33,386,180.58 : x
  2. Step 2: Convert to fraction form
    85,262,316.10/127,844,518.75 = 33,386,180.58/x
  3. Step 3: Cross multiply
    85,262,316.10x = 127,844,518.75 × 33,386,180.58
  4. Step 4: Simplify right side
    85,262,316.10x = 4,268,240,189,150,695.50
  5. Step 5: Solve for x
    x = 4,268,240,189,150,695.50/85,262,316.10
  6. Step 6: Final answer
    x = 50,060,101.40

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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.