Home / 317,045,811.60-442,957,143.60-317,045,811.60

Finding the Fourth Proportional to 317,045,811.60, 442,957,143.60 and 317,045,811.60

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Solution

The fourth proportional to 317,045,811.60, 442,957,143.60 and 317,045,811.60 is: 442,957,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,045,811.60 : 442,957,143.60 = 317,045,811.60 : x
  2. Step 2: Convert to fraction form
    317,045,811.60/442,957,143.60 = 317,045,811.60/x
  3. Step 3: Cross multiply
    317,045,811.60x = 442,957,143.60 × 317,045,811.60
  4. Step 4: Simplify right side
    317,045,811.60x = 140,437,707,096,679,760
  5. Step 5: Solve for x
    x = 140,437,707,096,679,760/317,045,811.60
  6. Step 6: Final answer
    x = 442,957,143.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.