Home / 186,624,501.60-279,936,752.40-84,391,874.40

Finding the Fourth Proportional to 186,624,501.60, 279,936,752.40 and 84,391,874.40

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Solution

The fourth proportional to 186,624,501.60, 279,936,752.40 and 84,391,874.40 is: 126,587,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,501.60 : 279,936,752.40 = 84,391,874.40 : x
  2. Step 2: Convert to fraction form
    186,624,501.60/279,936,752.40 = 84,391,874.40/x
  3. Step 3: Cross multiply
    186,624,501.60x = 279,936,752.40 × 84,391,874.40
  4. Step 4: Simplify right side
    186,624,501.60x = 23,624,387,248,484,700
  5. Step 5: Solve for x
    x = 23,624,387,248,484,700/186,624,501.60
  6. Step 6: Final answer
    x = 126,587,811.60

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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.