Home / 201,855,708.30-302,925,280.05-86,922,734.70

Finding the Fourth Proportional to 201,855,708.30, 302,925,280.05 and 86,922,734.70

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Solution

The fourth proportional to 201,855,708.30, 302,925,280.05 and 86,922,734.70 is: 130,445,128.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,855,708.30 : 302,925,280.05 = 86,922,734.70 : x
  2. Step 2: Convert to fraction form
    201,855,708.30/302,925,280.05 = 86,922,734.70/x
  3. Step 3: Cross multiply
    201,855,708.30x = 302,925,280.05 × 86,922,734.70
  4. Step 4: Simplify right side
    201,855,708.30x = 26,331,093,751,709,356
  5. Step 5: Solve for x
    x = 26,331,093,751,709,356/201,855,708.30
  6. Step 6: Final answer
    x = 130,445,128.22

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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.