Home / 210,450,677.29-290,415,928.15-116,363,205.97

Finding the Fourth Proportional to 210,450,677.29, 290,415,928.15 and 116,363,205.97

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Solution

The fourth proportional to 210,450,677.29, 290,415,928.15 and 116,363,205.97 is: 160,577,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,450,677.29 : 290,415,928.15 = 116,363,205.97 : x
  2. Step 2: Convert to fraction form
    210,450,677.29/290,415,928.15 = 116,363,205.97/x
  3. Step 3: Cross multiply
    210,450,677.29x = 290,415,928.15 × 116,363,205.97
  4. Step 4: Simplify right side
    210,450,677.29x = 33,793,728,464,287,168
  5. Step 5: Solve for x
    x = 33,793,728,464,287,168/210,450,677.29
  6. Step 6: Final answer
    x = 160,577,903.10

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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.