Home / 186,789,923.40-280,184,885.10-100,696,481.40

Finding the Fourth Proportional to 186,789,923.40, 280,184,885.10 and 100,696,481.40

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Solution

The fourth proportional to 186,789,923.40, 280,184,885.10 and 100,696,481.40 is: 151,044,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,789,923.40 : 280,184,885.10 = 100,696,481.40 : x
  2. Step 2: Convert to fraction form
    186,789,923.40/280,184,885.10 = 100,696,481.40/x
  3. Step 3: Cross multiply
    186,789,923.40x = 280,184,885.10 × 100,696,481.40
  4. Step 4: Simplify right side
    186,789,923.40x = 28,213,632,071,033,292
  5. Step 5: Solve for x
    x = 28,213,632,071,033,292/186,789,923.40
  6. Step 6: Final answer
    x = 151,044,722.10

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1.5x scale

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.