Home / 297,752,510.40-446,689,299.60-103,679,059.20

Finding the Fourth Proportional to 297,752,510.40, 446,689,299.60 and 103,679,059.20

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Solution

The fourth proportional to 297,752,510.40, 446,689,299.60 and 103,679,059.20 is: 155,539,667.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,752,510.40 : 446,689,299.60 = 103,679,059.20 : x
  2. Step 2: Convert to fraction form
    297,752,510.40/446,689,299.60 = 103,679,059.20/x
  3. Step 3: Cross multiply
    297,752,510.40x = 446,689,299.60 × 103,679,059.20
  4. Step 4: Simplify right side
    297,752,510.40x = 46,312,326,337,234,944
  5. Step 5: Solve for x
    x = 46,312,326,337,234,944/297,752,510.40
  6. Step 6: Final answer
    x = 155,539,667.07

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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.