Home / 31,912,723,406.10-47,869,085,109.15-31,477,366,938.90

Finding the Fourth Proportional to 31,912,723,406.10, 47,869,085,109.15 and 31,477,366,938.90

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Solution

The fourth proportional to 31,912,723,406.10, 47,869,085,109.15 and 31,477,366,938.90 is: 47,216,050,408.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912,723,406.10 : 47,869,085,109.15 = 31,477,366,938.90 : x
  2. Step 2: Convert to fraction form
    31,912,723,406.10/47,869,085,109.15 = 31,477,366,938.90/x
  3. Step 3: Cross multiply
    31,912,723,406.10x = 47,869,085,109.15 × 31,477,366,938.90
  4. Step 4: Simplify right side
    31,912,723,406.10x = 1,506,792,757,010,148,622,336
  5. Step 5: Solve for x
    x = 1,506,792,757,010,148,622,336/31,912,723,406.10
  6. Step 6: Final answer
    x = 47,216,050,408.35

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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.