Home / 101,319,886.74-139,890,080.01-64,183,122.57

Finding the Fourth Proportional to 101,319,886.74, 139,890,080.01 and 64,183,122.57

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Solution

The fourth proportional to 101,319,886.74, 139,890,080.01 and 64,183,122.57 is: 88,616,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,319,886.74 : 139,890,080.01 = 64,183,122.57 : x
  2. Step 2: Convert to fraction form
    101,319,886.74/139,890,080.01 = 64,183,122.57/x
  3. Step 3: Cross multiply
    101,319,886.74x = 139,890,080.01 × 64,183,122.57
  4. Step 4: Simplify right side
    101,319,886.74x = 8,978,582,151,608,936
  5. Step 5: Solve for x
    x = 8,978,582,151,608,936/101,319,886.74
  6. Step 6: Final answer
    x = 88,616,188.20

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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.