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Finding the Fourth Proportional to 1,063,102,311.80, 1,594,653,467.70 and 917,700,054.20

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Solution

The fourth proportional to 1,063,102,311.80, 1,594,653,467.70 and 917,700,054.20 is: 1,376,550,081.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,102,311.80 : 1,594,653,467.70 = 917,700,054.20 : x
  2. Step 2: Convert to fraction form
    1,063,102,311.80/1,594,653,467.70 = 917,700,054.20/x
  3. Step 3: Cross multiply
    1,063,102,311.80x = 1,594,653,467.70 × 917,700,054.20
  4. Step 4: Simplify right side
    1,063,102,311.80x = 1,463,413,573,738,508,032
  5. Step 5: Solve for x
    x = 1,463,413,573,738,508,032/1,063,102,311.80
  6. Step 6: Final answer
    x = 1,376,550,081.30

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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.