Home / 145,668,752.69-201,023,094.89-82,944,901.76

Finding the Fourth Proportional to 145,668,752.69, 201,023,094.89 and 82,944,901.76

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Solution

The fourth proportional to 145,668,752.69, 201,023,094.89 and 82,944,901.76 is: 114,464,087.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,668,752.69 : 201,023,094.89 = 82,944,901.76 : x
  2. Step 2: Convert to fraction form
    145,668,752.69/201,023,094.89 = 82,944,901.76/x
  3. Step 3: Cross multiply
    145,668,752.69x = 201,023,094.89 × 82,944,901.76
  4. Step 4: Simplify right side
    145,668,752.69x = 16,673,840,856,727,484
  5. Step 5: Solve for x
    x = 16,673,840,856,727,484/145,668,752.69
  6. Step 6: Final answer
    x = 114,464,087.52

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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.