Home / 118,983,311.48-164,082,859.75-76,553,565.46

Finding the Fourth Proportional to 118,983,311.48, 164,082,859.75 and 76,553,565.46

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Solution

The fourth proportional to 118,983,311.48, 164,082,859.75 and 76,553,565.46 is: 105,570,502.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,983,311.48 : 164,082,859.75 = 76,553,565.46 : x
  2. Step 2: Convert to fraction form
    118,983,311.48/164,082,859.75 = 76,553,565.46/x
  3. Step 3: Cross multiply
    118,983,311.48x = 164,082,859.75 × 76,553,565.46
  4. Step 4: Simplify right side
    118,983,311.48x = 12,561,127,944,421,108
  5. Step 5: Solve for x
    x = 12,561,127,944,421,108/118,983,311.48
  6. Step 6: Final answer
    x = 105,570,502.18

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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.