Home / 486,005,026,368.52-728,275,442,410.86-433,040,914,835.56

Finding the Fourth Proportional to 486,005,026,368.52, 728,275,442,410.86 and 433,040,914,835.56

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Solution

The fourth proportional to 486,005,026,368.52, 728,275,442,410.86 and 433,040,914,835.56 is: 648,909,057,979.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,005,026,368.52 : 728,275,442,410.86 = 433,040,914,835.56 : x
  2. Step 2: Convert to fraction form
    486,005,026,368.52/728,275,442,410.86 = 433,040,914,835.56/x
  3. Step 3: Cross multiply
    486,005,026,368.52x = 728,275,442,410.86 × 433,040,914,835.56
  4. Step 4: Simplify right side
    486,005,026,368.52x = 315,373,063,833,870,980,349,952
  5. Step 5: Solve for x
    x = 315,373,063,833,870,980,349,952/486,005,026,368.52
  6. Step 6: Final answer
    x = 648,909,057,979.03

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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.