Home / 180,557,501.67-270,447,111.90-121,942,864.17

Finding the Fourth Proportional to 180,557,501.67, 270,447,111.90 and 121,942,864.17

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Solution

The fourth proportional to 180,557,501.67, 270,447,111.90 and 121,942,864.17 is: 182,651,482.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,557,501.67 : 270,447,111.90 = 121,942,864.17 : x
  2. Step 2: Convert to fraction form
    180,557,501.67/270,447,111.90 = 121,942,864.17/x
  3. Step 3: Cross multiply
    180,557,501.67x = 270,447,111.90 × 121,942,864.17
  4. Step 4: Simplify right side
    180,557,501.67x = 32,979,095,431,590,488
  5. Step 5: Solve for x
    x = 32,979,095,431,590,488/180,557,501.67
  6. Step 6: Final answer
    x = 182,651,482.92

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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.