Home / 188,476,095.60-282,926,719.80-145,535,662.80

Finding the Fourth Proportional to 188,476,095.60, 282,926,719.80 and 145,535,662.80

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Solution

The fourth proportional to 188,476,095.60, 282,926,719.80 and 145,535,662.80 is: 218,467,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,476,095.60 : 282,926,719.80 = 145,535,662.80 : x
  2. Step 2: Convert to fraction form
    188,476,095.60/282,926,719.80 = 145,535,662.80/x
  3. Step 3: Cross multiply
    188,476,095.60x = 282,926,719.80 × 145,535,662.80
  4. Step 4: Simplify right side
    188,476,095.60x = 41,175,927,689,922,888
  5. Step 5: Solve for x
    x = 41,175,927,689,922,888/188,476,095.60
  6. Step 6: Final answer
    x = 218,467,639.40

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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.