Home / 10,148,616,147.60-15,222,924,221.40-9,459,868,611.60

Finding the Fourth Proportional to 10,148,616,147.60, 15,222,924,221.40 and 9,459,868,611.60

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Solution

The fourth proportional to 10,148,616,147.60, 15,222,924,221.40 and 9,459,868,611.60 is: 14,189,802,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,616,147.60 : 15,222,924,221.40 = 9,459,868,611.60 : x
  2. Step 2: Convert to fraction form
    10,148,616,147.60/15,222,924,221.40 = 9,459,868,611.60/x
  3. Step 3: Cross multiply
    10,148,616,147.60x = 15,222,924,221.40 × 9,459,868,611.60
  4. Step 4: Simplify right side
    10,148,616,147.60x = 144,006,863,018,787,225,600
  5. Step 5: Solve for x
    x = 144,006,863,018,787,225,600/10,148,616,147.60
  6. Step 6: Final answer
    x = 14,189,802,917.40

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Double scale
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Similar ratio
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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.