Home / 1,272,970,256,722.70-1,909,455,385,083.90-1,272,970,256,722.70

Finding the Fourth Proportional to 1,272,970,256,722.70, 1,909,455,385,083.90 and 1,272,970,256,722.70

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Solution

The fourth proportional to 1,272,970,256,722.70, 1,909,455,385,083.90 and 1,272,970,256,722.70 is: 1,909,455,385,083.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,970,256,722.70 : 1,909,455,385,083.90 = 1,272,970,256,722.70 : x
  2. Step 2: Convert to fraction form
    1,272,970,256,722.70/1,909,455,385,083.90 = 1,272,970,256,722.70/x
  3. Step 3: Cross multiply
    1,272,970,256,722.70x = 1,909,455,385,083.90 × 1,272,970,256,722.70
  4. Step 4: Simplify right side
    1,272,970,256,722.70x = 2,430,679,911,750,793,915,531,264
  5. Step 5: Solve for x
    x = 2,430,679,911,750,793,915,531,264/1,272,970,256,722.70
  6. Step 6: Final answer
    x = 1,909,455,385,083.90

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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.