Home / 1,783,296,850.40-2,674,945,275.60-618,378,178.40

Finding the Fourth Proportional to 1,783,296,850.40, 2,674,945,275.60 and 618,378,178.40

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Solution

The fourth proportional to 1,783,296,850.40, 2,674,945,275.60 and 618,378,178.40 is: 927,567,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,296,850.40 : 2,674,945,275.60 = 618,378,178.40 : x
  2. Step 2: Convert to fraction form
    1,783,296,850.40/2,674,945,275.60 = 618,378,178.40/x
  3. Step 3: Cross multiply
    1,783,296,850.40x = 2,674,945,275.60 × 618,378,178.40
  4. Step 4: Simplify right side
    1,783,296,850.40x = 1,654,127,786,845,213,952
  5. Step 5: Solve for x
    x = 1,654,127,786,845,213,952/1,783,296,850.40
  6. Step 6: Final answer
    x = 927,567,267.60

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Double scale
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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.