Home / 115,477,777.50-173,216,889.21-28,038,925.92

Finding the Fourth Proportional to 115,477,777.50, 173,216,889.21 and 28,038,925.92

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Solution

The fourth proportional to 115,477,777.50, 173,216,889.21 and 28,038,925.92 is: 42,058,443.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,477,777.50 : 173,216,889.21 = 28,038,925.92 : x
  2. Step 2: Convert to fraction form
    115,477,777.50/173,216,889.21 = 28,038,925.92/x
  3. Step 3: Cross multiply
    115,477,777.50x = 173,216,889.21 × 28,038,925.92
  4. Step 4: Simplify right side
    115,477,777.50x = 4,856,815,524,652,038
  5. Step 5: Solve for x
    x = 4,856,815,524,652,038/115,477,777.50
  6. Step 6: Final answer
    x = 42,058,443.02

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1.5x scale

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.