Home / 9,186,048,612.20-13,779,072,918.30-5,251,716,093.80

Finding the Fourth Proportional to 9,186,048,612.20, 13,779,072,918.30 and 5,251,716,093.80

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Solution

The fourth proportional to 9,186,048,612.20, 13,779,072,918.30 and 5,251,716,093.80 is: 7,877,574,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,048,612.20 : 13,779,072,918.30 = 5,251,716,093.80 : x
  2. Step 2: Convert to fraction form
    9,186,048,612.20/13,779,072,918.30 = 5,251,716,093.80/x
  3. Step 3: Cross multiply
    9,186,048,612.20x = 13,779,072,918.30 × 5,251,716,093.80
  4. Step 4: Simplify right side
    9,186,048,612.20x = 72,363,779,002,679,844,864
  5. Step 5: Solve for x
    x = 72,363,779,002,679,844,864/9,186,048,612.20
  6. Step 6: Final answer
    x = 7,877,574,140.70

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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.