Home / 30,049,721,963.35-45,076,032,623.30-9,880,701,280.13

Finding the Fourth Proportional to 30,049,721,963.35, 45,076,032,623.30 and 9,880,701,280.13

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Solution

The fourth proportional to 30,049,721,963.35, 45,076,032,623.30 and 9,880,701,280.13 is: 14,821,528,591.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,049,721,963.35 : 45,076,032,623.30 = 9,880,701,280.13 : x
  2. Step 2: Convert to fraction form
    30,049,721,963.35/45,076,032,623.30 = 9,880,701,280.13/x
  3. Step 3: Cross multiply
    30,049,721,963.35x = 45,076,032,623.30 × 9,880,701,280.13
  4. Step 4: Simplify right side
    30,049,721,963.35x = 445,382,813,244,285,190,144
  5. Step 5: Solve for x
    x = 445,382,813,244,285,190,144/30,049,721,963.35
  6. Step 6: Final answer
    x = 14,821,528,591.43

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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.