Home / 88,705,856.40-133,058,784.60-40,930,112.40

Finding the Fourth Proportional to 88,705,856.40, 133,058,784.60 and 40,930,112.40

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Solution

The fourth proportional to 88,705,856.40, 133,058,784.60 and 40,930,112.40 is: 61,395,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,705,856.40 : 133,058,784.60 = 40,930,112.40 : x
  2. Step 2: Convert to fraction form
    88,705,856.40/133,058,784.60 = 40,930,112.40/x
  3. Step 3: Cross multiply
    88,705,856.40x = 133,058,784.60 × 40,930,112.40
  4. Step 4: Simplify right side
    88,705,856.40x = 5,446,111,009,485,389
  5. Step 5: Solve for x
    x = 5,446,111,009,485,389/88,705,856.40
  6. Step 6: Final answer
    x = 61,395,168.60

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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.