Home / 1,184,912,919.76-1,636,278,981.06-887,038,023.10

Finding the Fourth Proportional to 1,184,912,919.76, 1,636,278,981.06 and 887,038,023.10

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Solution

The fourth proportional to 1,184,912,919.76, 1,636,278,981.06 and 887,038,023.10 is: 1,224,935,308.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,912,919.76 : 1,636,278,981.06 = 887,038,023.10 : x
  2. Step 2: Convert to fraction form
    1,184,912,919.76/1,636,278,981.06 = 887,038,023.10/x
  3. Step 3: Cross multiply
    1,184,912,919.76x = 1,636,278,981.06 × 887,038,023.10
  4. Step 4: Simplify right side
    1,184,912,919.76x = 1,451,441,672,599,544,832
  5. Step 5: Solve for x
    x = 1,451,441,672,599,544,832/1,184,912,919.76
  6. Step 6: Final answer
    x = 1,224,935,308.24

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Double scale
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1.5x scale

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.