Home / 15,653,113,779.60-23,479,670,669.40-8,188,812,358.20

Finding the Fourth Proportional to 15,653,113,779.60, 23,479,670,669.40 and 8,188,812,358.20

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Solution

The fourth proportional to 15,653,113,779.60, 23,479,670,669.40 and 8,188,812,358.20 is: 12,283,218,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,653,113,779.60 : 23,479,670,669.40 = 8,188,812,358.20 : x
  2. Step 2: Convert to fraction form
    15,653,113,779.60/23,479,670,669.40 = 8,188,812,358.20/x
  3. Step 3: Cross multiply
    15,653,113,779.60x = 23,479,670,669.40 × 8,188,812,358.20
  4. Step 4: Simplify right side
    15,653,113,779.60x = 192,270,617,344,048,791,552
  5. Step 5: Solve for x
    x = 192,270,617,344,048,791,552/15,653,113,779.60
  6. Step 6: Final answer
    x = 12,283,218,537.30

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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.