Home / 1,119,348,214,601.40-1,679,190,204,464.70-393,151,549,043.53

Finding the Fourth Proportional to 1,119,348,214,601.40, 1,679,190,204,464.70 and 393,151,549,043.53

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Solution

The fourth proportional to 1,119,348,214,601.40, 1,679,190,204,464.70 and 393,151,549,043.53 is: 589,786,289,389.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,348,214,601.40 : 1,679,190,204,464.70 = 393,151,549,043.53 : x
  2. Step 2: Convert to fraction form
    1,119,348,214,601.40/1,679,190,204,464.70 = 393,151,549,043.53/x
  3. Step 3: Cross multiply
    1,119,348,214,601.40x = 1,679,190,204,464.70 × 393,151,549,043.53
  4. Step 4: Simplify right side
    1,119,348,214,601.40x = 660,176,230,024,018,739,068,928
  5. Step 5: Solve for x
    x = 660,176,230,024,018,739,068,928/1,119,348,214,601.40
  6. Step 6: Final answer
    x = 589,786,289,389.05

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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.