Home / 6,812,209,561.60-10,218,314,342.40-1,837,921,801.60

Finding the Fourth Proportional to 6,812,209,561.60, 10,218,314,342.40 and 1,837,921,801.60

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Solution

The fourth proportional to 6,812,209,561.60, 10,218,314,342.40 and 1,837,921,801.60 is: 2,756,882,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812,209,561.60 : 10,218,314,342.40 = 1,837,921,801.60 : x
  2. Step 2: Convert to fraction form
    6,812,209,561.60/10,218,314,342.40 = 1,837,921,801.60/x
  3. Step 3: Cross multiply
    6,812,209,561.60x = 10,218,314,342.40 × 1,837,921,801.60
  4. Step 4: Simplify right side
    6,812,209,561.60x = 18,780,462,705,498,927,104
  5. Step 5: Solve for x
    x = 18,780,462,705,498,927,104/6,812,209,561.60
  6. Step 6: Final answer
    x = 2,756,882,702.40

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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.