Home / 765,276,656,956.85-1,056,113,870,593.90-440,116,202,647.64

Finding the Fourth Proportional to 765,276,656,956.85, 1,056,113,870,593.90 and 440,116,202,647.64

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Solution

The fourth proportional to 765,276,656,956.85, 1,056,113,870,593.90 and 440,116,202,647.64 is: 607,378,811,393.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,276,656,956.85 : 1,056,113,870,593.90 = 440,116,202,647.64 : x
  2. Step 2: Convert to fraction form
    765,276,656,956.85/1,056,113,870,593.90 = 440,116,202,647.64/x
  3. Step 3: Cross multiply
    765,276,656,956.85x = 1,056,113,870,593.90 × 440,116,202,647.64
  4. Step 4: Simplify right side
    765,276,656,956.85x = 464,812,826,289,288,333,230,080
  5. Step 5: Solve for x
    x = 464,812,826,289,288,333,230,080/765,276,656,956.85
  6. Step 6: Final answer
    x = 607,378,811,393.04

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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.