Home / 380,575,595.20-570,926,378.40-162,330,491.20

Finding the Fourth Proportional to 380,575,595.20, 570,926,378.40 and 162,330,491.20

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Solution

The fourth proportional to 380,575,595.20, 570,926,378.40 and 162,330,491.20 is: 243,522,602.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,575,595.20 : 570,926,378.40 = 162,330,491.20 : x
  2. Step 2: Convert to fraction form
    380,575,595.20/570,926,378.40 = 162,330,491.20/x
  3. Step 3: Cross multiply
    380,575,595.20x = 570,926,378.40 × 162,330,491.20
  4. Step 4: Simplify right side
    380,575,595.20x = 92,678,759,444,709,056
  5. Step 5: Solve for x
    x = 92,678,759,444,709,056/380,575,595.20
  6. Step 6: Final answer
    x = 243,522,602.64

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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.