Home / 2,138,387,580,770.40-3,208,994,488,125.40-1,006,786,570,088.20

Finding the Fourth Proportional to 2,138,387,580,770.40, 3,208,994,488,125.40 and 1,006,786,570,088.20

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Solution

The fourth proportional to 2,138,387,580,770.40, 3,208,994,488,125.40 and 1,006,786,570,088.20 is: 1,510,845,172,869.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,387,580,770.40 : 3,208,994,488,125.40 = 1,006,786,570,088.20 : x
  2. Step 2: Convert to fraction form
    2,138,387,580,770.40/3,208,994,488,125.40 = 1,006,786,570,088.20/x
  3. Step 3: Cross multiply
    2,138,387,580,770.40x = 3,208,994,488,125.40 × 1,006,786,570,088.20
  4. Step 4: Simplify right side
    2,138,387,580,770.40x = 3,230,772,554,131,710,442,209,280
  5. Step 5: Solve for x
    x = 3,230,772,554,131,710,442,209,280/2,138,387,580,770.40
  6. Step 6: Final answer
    x = 1,510,845,172,869.81

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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.