Home / 3,400,704,772.80-5,101,057,159.20-947,420,318.40

Finding the Fourth Proportional to 3,400,704,772.80, 5,101,057,159.20 and 947,420,318.40

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Solution

The fourth proportional to 3,400,704,772.80, 5,101,057,159.20 and 947,420,318.40 is: 1,421,130,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,704,772.80 : 5,101,057,159.20 = 947,420,318.40 : x
  2. Step 2: Convert to fraction form
    3,400,704,772.80/5,101,057,159.20 = 947,420,318.40/x
  3. Step 3: Cross multiply
    3,400,704,772.80x = 5,101,057,159.20 × 947,420,318.40
  4. Step 4: Simplify right side
    3,400,704,772.80x = 4,832,845,197,945,863,168
  5. Step 5: Solve for x
    x = 4,832,845,197,945,863,168/3,400,704,772.80
  6. Step 6: Final answer
    x = 1,421,130,477.60

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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.