Home / 87,018,350.70-130,622,004.45-54,706,737.90

Finding the Fourth Proportional to 87,018,350.70, 130,622,004.45 and 54,706,737.90

Calculator

Solution

The fourth proportional to 87,018,350.70, 130,622,004.45 and 54,706,737.90 is: 82,119,503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,018,350.70 : 130,622,004.45 = 54,706,737.90 : x
  2. Step 2: Convert to fraction form
    87,018,350.70/130,622,004.45 = 54,706,737.90/x
  3. Step 3: Cross multiply
    87,018,350.70x = 130,622,004.45 × 54,706,737.90
  4. Step 4: Simplify right side
    87,018,350.70x = 7,145,903,761,418,784
  5. Step 5: Solve for x
    x = 7,145,903,761,418,784/87,018,350.70
  6. Step 6: Final answer
    x = 82,119,503.58

Related Problems

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.