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Finding the Fourth Proportional to 1,168,858,663.52, 1,613,005,018.84 and 633,005,976.04

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Solution

The fourth proportional to 1,168,858,663.52, 1,613,005,018.84 and 633,005,976.04 is: 873,537,449.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,858,663.52 : 1,613,005,018.84 = 633,005,976.04 : x
  2. Step 2: Convert to fraction form
    1,168,858,663.52/1,613,005,018.84 = 633,005,976.04/x
  3. Step 3: Cross multiply
    1,168,858,663.52x = 1,613,005,018.84 × 633,005,976.04
  4. Step 4: Simplify right side
    1,168,858,663.52x = 1,021,041,816,308,232,704
  5. Step 5: Solve for x
    x = 1,021,041,816,308,232,704/1,168,858,663.52
  6. Step 6: Final answer
    x = 873,537,449.97

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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.