Home / 1,879,418,378.98-2,817,374,995.50-634,978,556.69

Finding the Fourth Proportional to 1,879,418,378.98, 2,817,374,995.50 and 634,978,556.69

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Solution

The fourth proportional to 1,879,418,378.98, 2,817,374,995.50 and 634,978,556.69 is: 951,875,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,418,378.98 : 2,817,374,995.50 = 634,978,556.69 : x
  2. Step 2: Convert to fraction form
    1,879,418,378.98/2,817,374,995.50 = 634,978,556.69/x
  3. Step 3: Cross multiply
    1,879,418,378.98x = 2,817,374,995.50 × 634,978,556.69
  4. Step 4: Simplify right side
    1,879,418,378.98x = 1,788,972,708,300,997,376
  5. Step 5: Solve for x
    x = 1,788,972,708,300,997,376/1,879,418,378.98
  6. Step 6: Final answer
    x = 951,875,712.35

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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.