Home / 91,000,624.79-136,284,263.27-58,109,313.41

Finding the Fourth Proportional to 91,000,624.79, 136,284,263.27 and 58,109,313.41

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Solution

The fourth proportional to 91,000,624.79, 136,284,263.27 and 58,109,313.41 is: 87,025,610.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,000,624.79 : 136,284,263.27 = 58,109,313.41 : x
  2. Step 2: Convert to fraction form
    91,000,624.79/136,284,263.27 = 58,109,313.41/x
  3. Step 3: Cross multiply
    91,000,624.79x = 136,284,263.27 × 58,109,313.41
  4. Step 4: Simplify right side
    91,000,624.79x = 7,919,384,967,730,989
  5. Step 5: Solve for x
    x = 7,919,384,967,730,989/91,000,624.79
  6. Step 6: Final answer
    x = 87,025,610.94

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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.