Home / 216,442,276.82-324,658,866.61-52,680,947.01

Finding the Fourth Proportional to 216,442,276.82, 324,658,866.61 and 52,680,947.01

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Solution

The fourth proportional to 216,442,276.82, 324,658,866.61 and 52,680,947.01 is: 79,020,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,442,276.82 : 324,658,866.61 = 52,680,947.01 : x
  2. Step 2: Convert to fraction form
    216,442,276.82/324,658,866.61 = 52,680,947.01/x
  3. Step 3: Cross multiply
    216,442,276.82x = 324,658,866.61 × 52,680,947.01
  4. Step 4: Simplify right side
    216,442,276.82x = 17,103,336,547,056,448
  5. Step 5: Solve for x
    x = 17,103,336,547,056,448/216,442,276.82
  6. Step 6: Final answer
    x = 79,020,313.40

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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.