Home / 7,385,337,006.40-11,078,005,509.60-2,215,478,958.40

Finding the Fourth Proportional to 7,385,337,006.40, 11,078,005,509.60 and 2,215,478,958.40

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Solution

The fourth proportional to 7,385,337,006.40, 11,078,005,509.60 and 2,215,478,958.40 is: 3,323,218,437.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,337,006.40 : 11,078,005,509.60 = 2,215,478,958.40 : x
  2. Step 2: Convert to fraction form
    7,385,337,006.40/11,078,005,509.60 = 2,215,478,958.40/x
  3. Step 3: Cross multiply
    7,385,337,006.40x = 11,078,005,509.60 × 2,215,478,958.40
  4. Step 4: Simplify right side
    7,385,337,006.40x = 24,543,088,107,558,072,320
  5. Step 5: Solve for x
    x = 24,543,088,107,558,072,320/7,385,337,006.40
  6. Step 6: Final answer
    x = 3,323,218,437.60

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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.