Home / 6,338,426,468.80-9,507,639,703.20-3,886,145,118.40

Finding the Fourth Proportional to 6,338,426,468.80, 9,507,639,703.20 and 3,886,145,118.40

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Solution

The fourth proportional to 6,338,426,468.80, 9,507,639,703.20 and 3,886,145,118.40 is: 5,829,217,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,338,426,468.80 : 9,507,639,703.20 = 3,886,145,118.40 : x
  2. Step 2: Convert to fraction form
    6,338,426,468.80/9,507,639,703.20 = 3,886,145,118.40/x
  3. Step 3: Cross multiply
    6,338,426,468.80x = 9,507,639,703.20 × 3,886,145,118.40
  4. Step 4: Simplify right side
    6,338,426,468.80x = 36,948,067,620,096,712,704
  5. Step 5: Solve for x
    x = 36,948,067,620,096,712,704/6,338,426,468.80
  6. Step 6: Final answer
    x = 5,829,217,677.60

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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.