Home / 9,705,423,520.15-13,392,463,695.62-5,635,529,665.81

Finding the Fourth Proportional to 9,705,423,520.15, 13,392,463,695.62 and 5,635,529,665.81

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Solution

The fourth proportional to 9,705,423,520.15, 13,392,463,695.62 and 5,635,529,665.81 is: 7,776,438,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,705,423,520.15 : 13,392,463,695.62 = 5,635,529,665.81 : x
  2. Step 2: Convert to fraction form
    9,705,423,520.15/13,392,463,695.62 = 5,635,529,665.81/x
  3. Step 3: Cross multiply
    9,705,423,520.15x = 13,392,463,695.62 × 5,635,529,665.81
  4. Step 4: Simplify right side
    9,705,423,520.15x = 75,473,626,454,949,953,536
  5. Step 5: Solve for x
    x = 75,473,626,454,949,953,536/9,705,423,520.15
  6. Step 6: Final answer
    x = 7,776,438,225.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.