Home / 765,276,656,986.35-1,056,113,870,634.60-440,116,202,677.16

Finding the Fourth Proportional to 765,276,656,986.35, 1,056,113,870,634.60 and 440,116,202,677.16

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Solution

The fourth proportional to 765,276,656,986.35, 1,056,113,870,634.60 and 440,116,202,677.16 is: 607,378,811,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,276,656,986.35 : 1,056,113,870,634.60 = 440,116,202,677.16 : x
  2. Step 2: Convert to fraction form
    765,276,656,986.35/1,056,113,870,634.60 = 440,116,202,677.16/x
  3. Step 3: Cross multiply
    765,276,656,986.35x = 1,056,113,870,634.60 × 440,116,202,677.16
  4. Step 4: Simplify right side
    765,276,656,986.35x = 464,812,826,338,377,527,721,984
  5. Step 5: Solve for x
    x = 464,812,826,338,377,527,721,984/765,276,656,986.35
  6. Step 6: Final answer
    x = 607,378,811,433.77

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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.