Home / 52,173,072,043.80-78,259,608,065.70-48,660,459,610.20

Finding the Fourth Proportional to 52,173,072,043.80, 78,259,608,065.70 and 48,660,459,610.20

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Solution

The fourth proportional to 52,173,072,043.80, 78,259,608,065.70 and 48,660,459,610.20 is: 72,990,689,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,173,072,043.80 : 78,259,608,065.70 = 48,660,459,610.20 : x
  2. Step 2: Convert to fraction form
    52,173,072,043.80/78,259,608,065.70 = 48,660,459,610.20/x
  3. Step 3: Cross multiply
    52,173,072,043.80x = 78,259,608,065.70 × 48,660,459,610.20
  4. Step 4: Simplify right side
    52,173,072,043.80x = 3,808,148,497,391,076,507,648
  5. Step 5: Solve for x
    x = 3,808,148,497,391,076,507,648/52,173,072,043.80
  6. Step 6: Final answer
    x = 72,990,689,415.30

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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.