Home / 2,659,977,871,165.80-3,989,563,663,345.80-723,945,619,460.76

Finding the Fourth Proportional to 2,659,977,871,165.80, 3,989,563,663,345.80 and 723,945,619,460.76

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Solution

The fourth proportional to 2,659,977,871,165.80, 3,989,563,663,345.80 and 723,945,619,460.76 is: 1,085,808,708,766.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,977,871,165.80 : 3,989,563,663,345.80 = 723,945,619,460.76 : x
  2. Step 2: Convert to fraction form
    2,659,977,871,165.80/3,989,563,663,345.80 = 723,945,619,460.76/x
  3. Step 3: Cross multiply
    2,659,977,871,165.80x = 3,989,563,663,345.80 × 723,945,619,460.76
  4. Step 4: Simplify right side
    2,659,977,871,165.80x = 2,888,227,137,639,013,943,345,152
  5. Step 5: Solve for x
    x = 2,888,227,137,639,013,943,345,152/2,659,977,871,165.80
  6. Step 6: Final answer
    x = 1,085,808,708,766.88

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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.