Home / 162,164,973.36-243,288,923.52-47,149,515.66

Finding the Fourth Proportional to 162,164,973.36, 243,288,923.52 and 47,149,515.66

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Solution

The fourth proportional to 162,164,973.36, 243,288,923.52 and 47,149,515.66 is: 70,736,329.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,164,973.36 : 243,288,923.52 = 47,149,515.66 : x
  2. Step 2: Convert to fraction form
    162,164,973.36/243,288,923.52 = 47,149,515.66/x
  3. Step 3: Cross multiply
    162,164,973.36x = 243,288,923.52 × 47,149,515.66
  4. Step 4: Simplify right side
    162,164,973.36x = 11,470,954,909,410,782
  5. Step 5: Solve for x
    x = 11,470,954,909,410,782/162,164,973.36
  6. Step 6: Final answer
    x = 70,736,329.01

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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.