Home / 7,243,346,999.85-10,865,020,499.78-7,243,346,999.85

Finding the Fourth Proportional to 7,243,346,999.85, 10,865,020,499.78 and 7,243,346,999.85

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Solution

The fourth proportional to 7,243,346,999.85, 10,865,020,499.78 and 7,243,346,999.85 is: 10,865,020,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,346,999.85 : 10,865,020,499.78 = 7,243,346,999.85 : x
  2. Step 2: Convert to fraction form
    7,243,346,999.85/10,865,020,499.78 = 7,243,346,999.85/x
  3. Step 3: Cross multiply
    7,243,346,999.85x = 10,865,020,499.78 × 7,243,346,999.85
  4. Step 4: Simplify right side
    7,243,346,999.85x = 78,699,113,640,390,213,632
  5. Step 5: Solve for x
    x = 78,699,113,640,390,213,632/7,243,346,999.85
  6. Step 6: Final answer
    x = 10,865,020,499.78

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Double scale
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Similar ratio
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1.5x scale

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.