Home / 115,477,778.50-173,216,890.71-28,038,926.92

Finding the Fourth Proportional to 115,477,778.50, 173,216,890.71 and 28,038,926.92

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Solution

The fourth proportional to 115,477,778.50, 173,216,890.71 and 28,038,926.92 is: 42,058,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,477,778.50 : 173,216,890.71 = 28,038,926.92 : x
  2. Step 2: Convert to fraction form
    115,477,778.50/173,216,890.71 = 28,038,926.92/x
  3. Step 3: Cross multiply
    115,477,778.50x = 173,216,890.71 × 28,038,926.92
  4. Step 4: Simplify right side
    115,477,778.50x = 4,856,815,739,927,317
  5. Step 5: Solve for x
    x = 4,856,815,739,927,317/115,477,778.50
  6. Step 6: Final answer
    x = 42,058,444.52

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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.