Home / 357,097,000.14-492,791,879.70-200,464,065.72

Finding the Fourth Proportional to 357,097,000.14, 492,791,879.70 and 200,464,065.72

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Solution

The fourth proportional to 357,097,000.14, 492,791,879.70 and 200,464,065.72 is: 276,639,298.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,097,000.14 : 492,791,879.70 = 200,464,065.72 : x
  2. Step 2: Convert to fraction form
    357,097,000.14/492,791,879.70 = 200,464,065.72/x
  3. Step 3: Cross multiply
    357,097,000.14x = 492,791,879.70 × 200,464,065.72
  4. Step 4: Simplify right side
    357,097,000.14x = 98,787,063,758,463,136
  5. Step 5: Solve for x
    x = 98,787,063,758,463,136/357,097,000.14
  6. Step 6: Final answer
    x = 276,639,298.90

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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.