Home / 282,677,555.80-390,092,680.38-158,918,783.32

Finding the Fourth Proportional to 282,677,555.80, 390,092,680.38 and 158,918,783.32

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Solution

The fourth proportional to 282,677,555.80, 390,092,680.38 and 158,918,783.32 is: 219,306,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,677,555.80 : 390,092,680.38 = 158,918,783.32 : x
  2. Step 2: Convert to fraction form
    282,677,555.80/390,092,680.38 = 158,918,783.32/x
  3. Step 3: Cross multiply
    282,677,555.80x = 390,092,680.38 × 158,918,783.32
  4. Step 4: Simplify right side
    282,677,555.80x = 61,993,054,148,027,232
  5. Step 5: Solve for x
    x = 61,993,054,148,027,232/282,677,555.80
  6. Step 6: Final answer
    x = 219,306,601.73

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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.