Home / 10,238,245,678.40-15,357,368,517.60-2,877,256,387.40

Finding the Fourth Proportional to 10,238,245,678.40, 15,357,368,517.60 and 2,877,256,387.40

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Solution

The fourth proportional to 10,238,245,678.40, 15,357,368,517.60 and 2,877,256,387.40 is: 4,315,884,581.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238,245,678.40 : 15,357,368,517.60 = 2,877,256,387.40 : x
  2. Step 2: Convert to fraction form
    10,238,245,678.40/15,357,368,517.60 = 2,877,256,387.40/x
  3. Step 3: Cross multiply
    10,238,245,678.40x = 15,357,368,517.60 × 2,877,256,387.40
  4. Step 4: Simplify right side
    10,238,245,678.40x = 44,187,086,660,843,487,232
  5. Step 5: Solve for x
    x = 44,187,086,660,843,487,232/10,238,245,678.40
  6. Step 6: Final answer
    x = 4,315,884,581.09

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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.