Home / 219,575,011.79-303,011,722.80-119,103,197.46

Finding the Fourth Proportional to 219,575,011.79, 303,011,722.80 and 119,103,197.46

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Solution

The fourth proportional to 219,575,011.79, 303,011,722.80 and 119,103,197.46 is: 164,361,439.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,575,011.79 : 303,011,722.80 = 119,103,197.46 : x
  2. Step 2: Convert to fraction form
    219,575,011.79/303,011,722.80 = 119,103,197.46/x
  3. Step 3: Cross multiply
    219,575,011.79x = 303,011,722.80 × 119,103,197.46
  4. Step 4: Simplify right side
    219,575,011.79x = 36,089,665,053,343,184
  5. Step 5: Solve for x
    x = 36,089,665,053,343,184/219,575,011.79
  6. Step 6: Final answer
    x = 164,361,439.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.