Home / 282,677,552.80-390,092,676.24-158,918,780.32

Finding the Fourth Proportional to 282,677,552.80, 390,092,676.24 and 158,918,780.32

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Solution

The fourth proportional to 282,677,552.80, 390,092,676.24 and 158,918,780.32 is: 219,306,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,677,552.80 : 390,092,676.24 = 158,918,780.32 : x
  2. Step 2: Convert to fraction form
    282,677,552.80/390,092,676.24 = 158,918,780.32/x
  3. Step 3: Cross multiply
    282,677,552.80x = 390,092,676.24 × 158,918,780.32
  4. Step 4: Simplify right side
    282,677,552.80x = 61,993,052,319,825,440
  5. Step 5: Solve for x
    x = 61,993,052,319,825,440/282,677,552.80
  6. Step 6: Final answer
    x = 219,306,597.59

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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.