Home / 778,539,092.84-1,167,879,597.53-253,773,500.39

Finding the Fourth Proportional to 778,539,092.84, 1,167,879,597.53 and 253,773,500.39

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Solution

The fourth proportional to 778,539,092.84, 1,167,879,597.53 and 253,773,500.39 is: 380,683,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,539,092.84 : 1,167,879,597.53 = 253,773,500.39 : x
  2. Step 2: Convert to fraction form
    778,539,092.84/1,167,879,597.53 = 253,773,500.39/x
  3. Step 3: Cross multiply
    778,539,092.84x = 1,167,879,597.53 × 253,773,500.39
  4. Step 4: Simplify right side
    778,539,092.84x = 296,376,893,499,252,480
  5. Step 5: Solve for x
    x = 296,376,893,499,252,480/778,539,092.84
  6. Step 6: Final answer
    x = 380,683,380.22

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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.