Home / 166,446,423.17-249,664,486.80-79,070,838.24

Finding the Fourth Proportional to 166,446,423.17, 249,664,486.80 and 79,070,838.24

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Solution

The fourth proportional to 166,446,423.17, 249,664,486.80 and 79,070,838.24 is: 118,603,811.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,446,423.17 : 249,664,486.80 = 79,070,838.24 : x
  2. Step 2: Convert to fraction form
    166,446,423.17/249,664,486.80 = 79,070,838.24/x
  3. Step 3: Cross multiply
    166,446,423.17x = 249,664,486.80 × 79,070,838.24
  4. Step 4: Simplify right side
    166,446,423.17x = 19,741,180,250,035,416
  5. Step 5: Solve for x
    x = 19,741,180,250,035,416/166,446,423.17
  6. Step 6: Final answer
    x = 118,603,811.81

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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.