Home / 127,822,690.98-191,742,107.94-54,032,711.40

Finding the Fourth Proportional to 127,822,690.98, 191,742,107.94 and 54,032,711.40

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Solution

The fourth proportional to 127,822,690.98, 191,742,107.94 and 54,032,711.40 is: 81,052,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,822,690.98 : 191,742,107.94 = 54,032,711.40 : x
  2. Step 2: Convert to fraction form
    127,822,690.98/191,742,107.94 = 54,032,711.40/x
  3. Step 3: Cross multiply
    127,822,690.98x = 191,742,107.94 × 54,032,711.40
  4. Step 4: Simplify right side
    127,822,690.98x = 10,360,345,981,549,668
  5. Step 5: Solve for x
    x = 10,360,345,981,549,668/127,822,690.98
  6. Step 6: Final answer
    x = 81,052,479.04

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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.