Home / 7,018,836,562,939.10-9,686,005,851,510.40-3,893,769,153,889.50

Finding the Fourth Proportional to 7,018,836,562,939.10, 9,686,005,851,510.40 and 3,893,769,153,889.50

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Solution

The fourth proportional to 7,018,836,562,939.10, 9,686,005,851,510.40 and 3,893,769,153,889.50 is: 5,373,407,753,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,836,562,939.10 : 9,686,005,851,510.40 = 3,893,769,153,889.50 : x
  2. Step 2: Convert to fraction form
    7,018,836,562,939.10/9,686,005,851,510.40 = 3,893,769,153,889.50/x
  3. Step 3: Cross multiply
    7,018,836,562,939.10x = 9,686,005,851,510.40 × 3,893,769,153,889.50
  4. Step 4: Simplify right side
    7,018,836,562,939.10x = 37,715,070,809,004,395,722,702,848
  5. Step 5: Solve for x
    x = 37,715,070,809,004,395,722,702,848/7,018,836,562,939.10
  6. Step 6: Final answer
    x = 5,373,407,753,665.01

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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.