Home / 370,867,828-556,288,012.50-149,634,844.60

Finding the Fourth Proportional to 370,867,828, 556,288,012.50 and 149,634,844.60

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Solution

The fourth proportional to 370,867,828, 556,288,012.50 and 149,634,844.60 is: 224,446,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,867,828 : 556,288,012.50 = 149,634,844.60 : x
  2. Step 2: Convert to fraction form
    370,867,828/556,288,012.50 = 149,634,844.60/x
  3. Step 3: Cross multiply
    370,867,828x = 556,288,012.50 × 149,634,844.60
  4. Step 4: Simplify right side
    370,867,828x = 83,240,070,303,280,352
  5. Step 5: Solve for x
    x = 83,240,070,303,280,352/370,867,828
  6. Step 6: Final answer
    x = 224,446,727.43

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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.