Home / 68,784,103,692.90-103,141,636,182.18-40,076,797,893.93

Finding the Fourth Proportional to 68,784,103,692.90, 103,141,636,182.18 and 40,076,797,893.93

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Solution

The fourth proportional to 68,784,103,692.90, 103,141,636,182.18 and 40,076,797,893.93 is: 60,095,084,267.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,784,103,692.90 : 103,141,636,182.18 = 40,076,797,893.93 : x
  2. Step 2: Convert to fraction form
    68,784,103,692.90/103,141,636,182.18 = 40,076,797,893.93/x
  3. Step 3: Cross multiply
    68,784,103,692.90x = 103,141,636,182.18 × 40,076,797,893.93
  4. Step 4: Simplify right side
    68,784,103,692.90x = 4,133,586,507,722,485,399,552
  5. Step 5: Solve for x
    x = 4,133,586,507,722,485,399,552/68,784,103,692.90
  6. Step 6: Final answer
    x = 60,095,084,267.98

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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.