Home / 2,138,387,580,511.40-3,208,994,487,737.60-1,006,786,569,829.90

Finding the Fourth Proportional to 2,138,387,580,511.40, 3,208,994,487,737.60 and 1,006,786,569,829.90

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Solution

The fourth proportional to 2,138,387,580,511.40, 3,208,994,487,737.60 and 1,006,786,569,829.90 is: 1,510,845,172,482.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,387,580,511.40 : 3,208,994,487,737.60 = 1,006,786,569,829.90 : x
  2. Step 2: Convert to fraction form
    2,138,387,580,511.40/3,208,994,487,737.60 = 1,006,786,569,829.90/x
  3. Step 3: Cross multiply
    2,138,387,580,511.40x = 3,208,994,487,737.60 × 1,006,786,569,829.90
  4. Step 4: Simplify right side
    2,138,387,580,511.40x = 3,230,772,552,912,395,533,549,568
  5. Step 5: Solve for x
    x = 3,230,772,552,912,395,533,549,568/2,138,387,580,511.40
  6. Step 6: Final answer
    x = 1,510,845,172,482.60

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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.