Home / 145,668,752.19-201,023,094.20-82,944,901.26

Finding the Fourth Proportional to 145,668,752.19, 201,023,094.20 and 82,944,901.26

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Solution

The fourth proportional to 145,668,752.19, 201,023,094.20 and 82,944,901.26 is: 114,464,086.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,668,752.19 : 201,023,094.20 = 82,944,901.26 : x
  2. Step 2: Convert to fraction form
    145,668,752.19/201,023,094.20 = 82,944,901.26/x
  3. Step 3: Cross multiply
    145,668,752.19x = 201,023,094.20 × 82,944,901.26
  4. Step 4: Simplify right side
    145,668,752.19x = 16,673,840,699,398,678
  5. Step 5: Solve for x
    x = 16,673,840,699,398,678/145,668,752.19
  6. Step 6: Final answer
    x = 114,464,086.83

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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.