Home / 28,348,776,092.20-42,519,133,059.90-9,717,131,727.40

Finding the Fourth Proportional to 28,348,776,092.20, 42,519,133,059.90 and 9,717,131,727.40

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Solution

The fourth proportional to 28,348,776,092.20, 42,519,133,059.90 and 9,717,131,727.40 is: 14,574,315,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,348,776,092.20 : 42,519,133,059.90 = 9,717,131,727.40 : x
  2. Step 2: Convert to fraction form
    28,348,776,092.20/42,519,133,059.90 = 9,717,131,727.40/x
  3. Step 3: Cross multiply
    28,348,776,092.20x = 42,519,133,059.90 × 9,717,131,727.40
  4. Step 4: Simplify right side
    28,348,776,092.20x = 413,164,016,877,896,531,968
  5. Step 5: Solve for x
    x = 413,164,016,877,896,531,968/28,348,776,092.20
  6. Step 6: Final answer
    x = 14,574,315,855.26

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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.