Home / 146,155,284.11-201,668,654.52-83,402,730.83

Finding the Fourth Proportional to 146,155,284.11, 201,668,654.52 and 83,402,730.83

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Solution

The fourth proportional to 146,155,284.11, 201,668,654.52 and 83,402,730.83 is: 115,081,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,155,284.11 : 201,668,654.52 = 83,402,730.83 : x
  2. Step 2: Convert to fraction form
    146,155,284.11/201,668,654.52 = 83,402,730.83/x
  3. Step 3: Cross multiply
    146,155,284.11x = 201,668,654.52 × 83,402,730.83
  4. Step 4: Simplify right side
    146,155,284.11x = 16,819,716,508,771,482
  5. Step 5: Solve for x
    x = 16,819,716,508,771,482/146,155,284.11
  6. Step 6: Final answer
    x = 115,081,138.61

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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.