Home / 9,117,110,084,068.40-12,581,611,916,016-5,215,181,585,815.20

Finding the Fourth Proportional to 9,117,110,084,068.40, 12,581,611,916,016 and 5,215,181,585,815.20

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Solution

The fourth proportional to 9,117,110,084,068.40, 12,581,611,916,016 and 5,215,181,585,815.20 is: 7,196,950,588,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,110,084,068.40 : 12,581,611,916,016 = 5,215,181,585,815.20 : x
  2. Step 2: Convert to fraction form
    9,117,110,084,068.40/12,581,611,916,016 = 5,215,181,585,815.20/x
  3. Step 3: Cross multiply
    9,117,110,084,068.40x = 12,581,611,916,016 × 5,215,181,585,815.20
  4. Step 4: Simplify right side
    9,117,110,084,068.40x = 65,615,390,784,279,742,668,341,248
  5. Step 5: Solve for x
    x = 65,615,390,784,279,742,668,341,248/9,117,110,084,068.40
  6. Step 6: Final answer
    x = 7,196,950,588,425.90

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.