Home / 90,614,457.48-125,038,630.62-50,915,683.56

Finding the Fourth Proportional to 90,614,457.48, 125,038,630.62 and 50,915,683.56

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Solution

The fourth proportional to 90,614,457.48, 125,038,630.62 and 50,915,683.56 is: 70,258,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,614,457.48 : 125,038,630.62 = 50,915,683.56 : x
  2. Step 2: Convert to fraction form
    90,614,457.48/125,038,630.62 = 50,915,683.56/x
  3. Step 3: Cross multiply
    90,614,457.48x = 125,038,630.62 × 50,915,683.56
  4. Step 4: Simplify right side
    90,614,457.48x = 6,366,427,349,423,647
  5. Step 5: Solve for x
    x = 6,366,427,349,423,647/90,614,457.48
  6. Step 6: Final answer
    x = 70,258,406.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.