Home / 1,770,376,149.32-2,443,333,325.56-1,007,605,685.72

Finding the Fourth Proportional to 1,770,376,149.32, 2,443,333,325.56 and 1,007,605,685.72

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Solution

The fourth proportional to 1,770,376,149.32, 2,443,333,325.56 and 1,007,605,685.72 is: 1,390,617,780.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,376,149.32 : 2,443,333,325.56 = 1,007,605,685.72 : x
  2. Step 2: Convert to fraction form
    1,770,376,149.32/2,443,333,325.56 = 1,007,605,685.72/x
  3. Step 3: Cross multiply
    1,770,376,149.32x = 2,443,333,325.56 × 1,007,605,685.72
  4. Step 4: Simplify right side
    1,770,376,149.32x = 2,461,916,550,933,318,144
  5. Step 5: Solve for x
    x = 2,461,916,550,933,318,144/1,770,376,149.32
  6. Step 6: Final answer
    x = 1,390,617,780.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.