Home / 10,858,029,422.40-16,287,044,133.60-3,878,721,057.60

Finding the Fourth Proportional to 10,858,029,422.40, 16,287,044,133.60 and 3,878,721,057.60

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Solution

The fourth proportional to 10,858,029,422.40, 16,287,044,133.60 and 3,878,721,057.60 is: 5,818,081,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,029,422.40 : 16,287,044,133.60 = 3,878,721,057.60 : x
  2. Step 2: Convert to fraction form
    10,858,029,422.40/16,287,044,133.60 = 3,878,721,057.60/x
  3. Step 3: Cross multiply
    10,858,029,422.40x = 16,287,044,133.60 × 3,878,721,057.60
  4. Step 4: Simplify right side
    10,858,029,422.40x = 63,172,901,047,054,868,480
  5. Step 5: Solve for x
    x = 63,172,901,047,054,868,480/10,858,029,422.40
  6. Step 6: Final answer
    x = 5,818,081,586.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.