Home / 1,272,296,732.40-1,908,445,098.60-1,030,432,028.40

Finding the Fourth Proportional to 1,272,296,732.40, 1,908,445,098.60 and 1,030,432,028.40

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Solution

The fourth proportional to 1,272,296,732.40, 1,908,445,098.60 and 1,030,432,028.40 is: 1,545,648,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,296,732.40 : 1,908,445,098.60 = 1,030,432,028.40 : x
  2. Step 2: Convert to fraction form
    1,272,296,732.40/1,908,445,098.60 = 1,030,432,028.40/x
  3. Step 3: Cross multiply
    1,272,296,732.40x = 1,908,445,098.60 × 1,030,432,028.40
  4. Step 4: Simplify right side
    1,272,296,732.40x = 1,966,522,954,040,435,968
  5. Step 5: Solve for x
    x = 1,966,522,954,040,435,968/1,272,296,732.40
  6. Step 6: Final answer
    x = 1,545,648,042.60

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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.