Home / 30,076,978,841.93-41,507,350,957.02-18,035,950,043.81

Finding the Fourth Proportional to 30,076,978,841.93, 41,507,350,957.02 and 18,035,950,043.81

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Solution

The fourth proportional to 30,076,978,841.93, 41,507,350,957.02 and 18,035,950,043.81 is: 24,890,282,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,076,978,841.93 : 41,507,350,957.02 = 18,035,950,043.81 : x
  2. Step 2: Convert to fraction form
    30,076,978,841.93/41,507,350,957.02 = 18,035,950,043.81/x
  3. Step 3: Cross multiply
    30,076,978,841.93x = 41,507,350,957.02 × 18,035,950,043.81
  4. Step 4: Simplify right side
    30,076,978,841.93x = 748,624,508,311,404,150,784
  5. Step 5: Solve for x
    x = 748,624,508,311,404,150,784/30,076,978,841.93
  6. Step 6: Final answer
    x = 24,890,282,772.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.