Home / 487,485,952.13-672,731,917.91-264,467,633.76

Finding the Fourth Proportional to 487,485,952.13, 672,731,917.91 and 264,467,633.76

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Solution

The fourth proportional to 487,485,952.13, 672,731,917.91 and 264,467,633.76 is: 364,966,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,485,952.13 : 672,731,917.91 = 264,467,633.76 : x
  2. Step 2: Convert to fraction form
    487,485,952.13/672,731,917.91 = 264,467,633.76/x
  3. Step 3: Cross multiply
    487,485,952.13x = 672,731,917.91 × 264,467,633.76
  4. Step 4: Simplify right side
    487,485,952.13x = 177,915,818,484,484,256
  5. Step 5: Solve for x
    x = 177,915,818,484,484,256/487,485,952.13
  6. Step 6: Final answer
    x = 364,966,042.01

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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.