Home / 91,109,610.40-136,664,415.60-29,698,650.40

Finding the Fourth Proportional to 91,109,610.40, 136,664,415.60 and 29,698,650.40

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Solution

The fourth proportional to 91,109,610.40, 136,664,415.60 and 29,698,650.40 is: 44,547,975.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,109,610.40 : 136,664,415.60 = 29,698,650.40 : x
  2. Step 2: Convert to fraction form
    91,109,610.40/136,664,415.60 = 29,698,650.40/x
  3. Step 3: Cross multiply
    91,109,610.40x = 136,664,415.60 × 29,698,650.40
  4. Step 4: Simplify right side
    91,109,610.40x = 4,058,748,701,024,706
  5. Step 5: Solve for x
    x = 4,058,748,701,024,706/91,109,610.40
  6. Step 6: Final answer
    x = 44,547,975.60

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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.