Home / 87,076,065.61-130,533,237.73-38,527,989.85

Finding the Fourth Proportional to 87,076,065.61, 130,533,237.73 and 38,527,989.85

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Solution

The fourth proportional to 87,076,065.61, 130,533,237.73 and 38,527,989.85 is: 57,756,206.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,076,065.61 : 130,533,237.73 = 38,527,989.85 : x
  2. Step 2: Convert to fraction form
    87,076,065.61/130,533,237.73 = 38,527,989.85/x
  3. Step 3: Cross multiply
    87,076,065.61x = 130,533,237.73 × 38,527,989.85
  4. Step 4: Simplify right side
    87,076,065.61x = 5,029,183,258,349,077
  5. Step 5: Solve for x
    x = 5,029,183,258,349,077/87,076,065.61
  6. Step 6: Final answer
    x = 57,756,206.86

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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.