Home / 117,161,459,341.52-161,717,223,338.52-76,522,583,519.60

Finding the Fourth Proportional to 117,161,459,341.52, 161,717,223,338.52 and 76,522,583,519.60

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Solution

The fourth proportional to 117,161,459,341.52, 161,717,223,338.52 and 76,522,583,519.60 is: 105,623,639,369.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,161,459,341.52 : 161,717,223,338.52 = 76,522,583,519.60 : x
  2. Step 2: Convert to fraction form
    117,161,459,341.52/161,717,223,338.52 = 76,522,583,519.60/x
  3. Step 3: Cross multiply
    117,161,459,341.52x = 161,717,223,338.52 × 76,522,583,519.60
  4. Step 4: Simplify right side
    117,161,459,341.52x = 12,375,019,729,479,702,413,312
  5. Step 5: Solve for x
    x = 12,375,019,729,479,702,413,312/117,161,459,341.52
  6. Step 6: Final answer
    x = 105,623,639,369.39

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Double scale
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1.5x scale

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.