Home / 2,981,495,098.80-4,472,200,657.80-1,345,717,076.40

Finding the Fourth Proportional to 2,981,495,098.80, 4,472,200,657.80 and 1,345,717,076.40

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Solution

The fourth proportional to 2,981,495,098.80, 4,472,200,657.80 and 1,345,717,076.40 is: 2,018,556,661.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,495,098.80 : 4,472,200,657.80 = 1,345,717,076.40 : x
  2. Step 2: Convert to fraction form
    2,981,495,098.80/4,472,200,657.80 = 1,345,717,076.40/x
  3. Step 3: Cross multiply
    2,981,495,098.80x = 4,472,200,657.80 × 1,345,717,076.40
  4. Step 4: Simplify right side
    2,981,495,098.80x = 6,018,316,794,288,773,120
  5. Step 5: Solve for x
    x = 6,018,316,794,288,773,120/2,981,495,098.80
  6. Step 6: Final answer
    x = 2,018,556,661.96

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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.