Home / 64,101,905.40-96,152,858.10-57,719,364.60

Finding the Fourth Proportional to 64,101,905.40, 96,152,858.10 and 57,719,364.60

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Solution

The fourth proportional to 64,101,905.40, 96,152,858.10 and 57,719,364.60 is: 86,579,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,101,905.40 : 96,152,858.10 = 57,719,364.60 : x
  2. Step 2: Convert to fraction form
    64,101,905.40/96,152,858.10 = 57,719,364.60/x
  3. Step 3: Cross multiply
    64,101,905.40x = 96,152,858.10 × 57,719,364.60
  4. Step 4: Simplify right side
    64,101,905.40x = 5,549,881,874,005,963
  5. Step 5: Solve for x
    x = 5,549,881,874,005,963/64,101,905.40
  6. Step 6: Final answer
    x = 86,579,046.90

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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.