Home / 211,452,043.08-316,765,902.60-119,053,348.86

Finding the Fourth Proportional to 211,452,043.08, 316,765,902.60 and 119,053,348.86

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Solution

The fourth proportional to 211,452,043.08, 316,765,902.60 and 119,053,348.86 is: 178,347,964.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,452,043.08 : 316,765,902.60 = 119,053,348.86 : x
  2. Step 2: Convert to fraction form
    211,452,043.08/316,765,902.60 = 119,053,348.86/x
  3. Step 3: Cross multiply
    211,452,043.08x = 316,765,902.60 × 119,053,348.86
  4. Step 4: Simplify right side
    211,452,043.08x = 37,712,041,509,190,584
  5. Step 5: Solve for x
    x = 37,712,041,509,190,584/211,452,043.08
  6. Step 6: Final answer
    x = 178,347,964.67

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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.