Home / 74,725,794.94-111,886,775.60-38,748,420.22

Finding the Fourth Proportional to 74,725,794.94, 111,886,775.60 and 38,748,420.22

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Solution

The fourth proportional to 74,725,794.94, 111,886,775.60 and 38,748,420.22 is: 58,017,928.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,725,794.94 : 111,886,775.60 = 38,748,420.22 : x
  2. Step 2: Convert to fraction form
    74,725,794.94/111,886,775.60 = 38,748,420.22/x
  3. Step 3: Cross multiply
    74,725,794.94x = 111,886,775.60 × 38,748,420.22
  4. Step 4: Simplify right side
    74,725,794.94x = 4,335,435,798,009,642.50
  5. Step 5: Solve for x
    x = 4,335,435,798,009,642.50/74,725,794.94
  6. Step 6: Final answer
    x = 58,017,928.10

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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.