Home / 1,386,901,197.96-1,913,926,211.10-751,819,725.96

Finding the Fourth Proportional to 1,386,901,197.96, 1,913,926,211.10 and 751,819,725.96

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Solution

The fourth proportional to 1,386,901,197.96, 1,913,926,211.10 and 751,819,725.96 is: 1,037,512,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,901,197.96 : 1,913,926,211.10 = 751,819,725.96 : x
  2. Step 2: Convert to fraction form
    1,386,901,197.96/1,913,926,211.10 = 751,819,725.96/x
  3. Step 3: Cross multiply
    1,386,901,197.96x = 1,913,926,211.10 × 751,819,725.96
  4. Step 4: Simplify right side
    1,386,901,197.96x = 1,438,927,479,536,863,232
  5. Step 5: Solve for x
    x = 1,438,927,479,536,863,232/1,386,901,197.96
  6. Step 6: Final answer
    x = 1,037,512,608.43

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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.