Home / 7,558,291,818.80-11,337,437,728.20-6,915,460,785.20

Finding the Fourth Proportional to 7,558,291,818.80, 11,337,437,728.20 and 6,915,460,785.20

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Solution

The fourth proportional to 7,558,291,818.80, 11,337,437,728.20 and 6,915,460,785.20 is: 10,373,191,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,291,818.80 : 11,337,437,728.20 = 6,915,460,785.20 : x
  2. Step 2: Convert to fraction form
    7,558,291,818.80/11,337,437,728.20 = 6,915,460,785.20/x
  3. Step 3: Cross multiply
    7,558,291,818.80x = 11,337,437,728.20 × 6,915,460,785.20
  4. Step 4: Simplify right side
    7,558,291,818.80x = 78,403,606,014,014,078,976
  5. Step 5: Solve for x
    x = 78,403,606,014,014,078,976/7,558,291,818.80
  6. Step 6: Final answer
    x = 10,373,191,177.80

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Double scale
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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.