Home / 15,602,787,511.20-23,404,181,266.80-8,990,811,165.60

Finding the Fourth Proportional to 15,602,787,511.20, 23,404,181,266.80 and 8,990,811,165.60

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Solution

The fourth proportional to 15,602,787,511.20, 23,404,181,266.80 and 8,990,811,165.60 is: 13,486,216,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,602,787,511.20 : 23,404,181,266.80 = 8,990,811,165.60 : x
  2. Step 2: Convert to fraction form
    15,602,787,511.20/23,404,181,266.80 = 8,990,811,165.60/x
  3. Step 3: Cross multiply
    15,602,787,511.20x = 23,404,181,266.80 × 8,990,811,165.60
  4. Step 4: Simplify right side
    15,602,787,511.20x = 210,422,574,255,271,804,928
  5. Step 5: Solve for x
    x = 210,422,574,255,271,804,928/15,602,787,511.20
  6. Step 6: Final answer
    x = 13,486,216,748.40

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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.