Home / 1,605,725,027.87-2,408,703,627.99-672,108,909.89

Finding the Fourth Proportional to 1,605,725,027.87, 2,408,703,627.99 and 672,108,909.89

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Solution

The fourth proportional to 1,605,725,027.87, 2,408,703,627.99 and 672,108,909.89 is: 1,008,211,955.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,725,027.87 : 2,408,703,627.99 = 672,108,909.89 : x
  2. Step 2: Convert to fraction form
    1,605,725,027.87/2,408,703,627.99 = 672,108,909.89/x
  3. Step 3: Cross multiply
    1,605,725,027.87x = 2,408,703,627.99 × 672,108,909.89
  4. Step 4: Simplify right side
    1,605,725,027.87x = 1,618,911,169,664,955,648
  5. Step 5: Solve for x
    x = 1,618,911,169,664,955,648/1,605,725,027.87
  6. Step 6: Final answer
    x = 1,008,211,955.08

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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.