Home / 998,323,934,858.28-1,377,570,803,613.80-558,885,382,075.96

Finding the Fourth Proportional to 998,323,934,858.28, 1,377,570,803,613.80 and 558,885,382,075.96

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Solution

The fourth proportional to 998,323,934,858.28, 1,377,570,803,613.80 and 558,885,382,075.96 is: 771,196,760,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,323,934,858.28 : 1,377,570,803,613.80 = 558,885,382,075.96 : x
  2. Step 2: Convert to fraction form
    998,323,934,858.28/1,377,570,803,613.80 = 558,885,382,075.96/x
  3. Step 3: Cross multiply
    998,323,934,858.28x = 1,377,570,803,613.80 × 558,885,382,075.96
  4. Step 4: Simplify right side
    998,323,934,858.28x = 769,904,184,914,385,813,110,784
  5. Step 5: Solve for x
    x = 769,904,184,914,385,813,110,784/998,323,934,858.28
  6. Step 6: Final answer
    x = 771,196,760,922.78

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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.