Home / 90,614,461.98-125,038,636.83-50,915,688.06

Finding the Fourth Proportional to 90,614,461.98, 125,038,636.83 and 50,915,688.06

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Solution

The fourth proportional to 90,614,461.98, 125,038,636.83 and 50,915,688.06 is: 70,258,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,614,461.98 : 125,038,636.83 = 50,915,688.06 : x
  2. Step 2: Convert to fraction form
    90,614,461.98/125,038,636.83 = 50,915,688.06/x
  3. Step 3: Cross multiply
    90,614,461.98x = 125,038,636.83 × 50,915,688.06
  4. Step 4: Simplify right side
    90,614,461.98x = 6,366,428,228,283,907
  5. Step 5: Solve for x
    x = 6,366,428,228,283,907/90,614,461.98
  6. Step 6: Final answer
    x = 70,258,412.28

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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.