Home / 282,826,532.93-390,255,645.53-159,043,304.93

Finding the Fourth Proportional to 282,826,532.93, 390,255,645.53 and 159,043,304.93

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Solution

The fourth proportional to 282,826,532.93, 390,255,645.53 and 159,043,304.93 is: 219,454,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,826,532.93 : 390,255,645.53 = 159,043,304.93 : x
  2. Step 2: Convert to fraction form
    282,826,532.93/390,255,645.53 = 159,043,304.93/x
  3. Step 3: Cross multiply
    282,826,532.93x = 390,255,645.53 × 159,043,304.93
  4. Step 4: Simplify right side
    282,826,532.93x = 62,067,547,631,128,120
  5. Step 5: Solve for x
    x = 62,067,547,631,128,120/282,826,532.93
  6. Step 6: Final answer
    x = 219,454,472.64

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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.