Home / 3,359,252,557.80-5,038,878,836.70-1,978,356,263.40

Finding the Fourth Proportional to 3,359,252,557.80, 5,038,878,836.70 and 1,978,356,263.40

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Solution

The fourth proportional to 3,359,252,557.80, 5,038,878,836.70 and 1,978,356,263.40 is: 2,967,534,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359,252,557.80 : 5,038,878,836.70 = 1,978,356,263.40 : x
  2. Step 2: Convert to fraction form
    3,359,252,557.80/5,038,878,836.70 = 1,978,356,263.40/x
  3. Step 3: Cross multiply
    3,359,252,557.80x = 5,038,878,836.70 × 1,978,356,263.40
  4. Step 4: Simplify right side
    3,359,252,557.80x = 9,968,697,507,099,150,336
  5. Step 5: Solve for x
    x = 9,968,697,507,099,150,336/3,359,252,557.80
  6. Step 6: Final answer
    x = 2,967,534,395.10

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1.5x scale

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.