Home / 88,078,705.60-132,118,058.40-65,403,889.60

Finding the Fourth Proportional to 88,078,705.60, 132,118,058.40 and 65,403,889.60

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Solution

The fourth proportional to 88,078,705.60, 132,118,058.40 and 65,403,889.60 is: 98,105,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,078,705.60 : 132,118,058.40 = 65,403,889.60 : x
  2. Step 2: Convert to fraction form
    88,078,705.60/132,118,058.40 = 65,403,889.60/x
  3. Step 3: Cross multiply
    88,078,705.60x = 132,118,058.40 × 65,403,889.60
  4. Step 4: Simplify right side
    88,078,705.60x = 8,641,034,905,759,953
  5. Step 5: Solve for x
    x = 8,641,034,905,759,953/88,078,705.60
  6. Step 6: Final answer
    x = 98,105,834.40

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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.