Home / 186,604,667.46-257,565,666.35-108,313,443.65

Finding the Fourth Proportional to 186,604,667.46, 257,565,666.35 and 108,313,443.65

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Solution

The fourth proportional to 186,604,667.46, 257,565,666.35 and 108,313,443.65 is: 149,502,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,604,667.46 : 257,565,666.35 = 108,313,443.65 : x
  2. Step 2: Convert to fraction form
    186,604,667.46/257,565,666.35 = 108,313,443.65/x
  3. Step 3: Cross multiply
    186,604,667.46x = 257,565,666.35 × 108,313,443.65
  4. Step 4: Simplify right side
    186,604,667.46x = 27,897,824,288,375,428
  5. Step 5: Solve for x
    x = 27,897,824,288,375,428/186,604,667.46
  6. Step 6: Final answer
    x = 149,502,285.60

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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.