Home / 1,035,572,187.70-1,553,358,281.55-629,212,942.90

Finding the Fourth Proportional to 1,035,572,187.70, 1,553,358,281.55 and 629,212,942.90

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Solution

The fourth proportional to 1,035,572,187.70, 1,553,358,281.55 and 629,212,942.90 is: 943,819,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,572,187.70 : 1,553,358,281.55 = 629,212,942.90 : x
  2. Step 2: Convert to fraction form
    1,035,572,187.70/1,553,358,281.55 = 629,212,942.90/x
  3. Step 3: Cross multiply
    1,035,572,187.70x = 1,553,358,281.55 × 629,212,942.90
  4. Step 4: Simplify right side
    1,035,572,187.70x = 977,393,135,712,162,176
  5. Step 5: Solve for x
    x = 977,393,135,712,162,176/1,035,572,187.70
  6. Step 6: Final answer
    x = 943,819,414.35

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Double scale
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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.