Home / 1,150,914,007.80-1,726,371,011.70-423,808,241.40

Finding the Fourth Proportional to 1,150,914,007.80, 1,726,371,011.70 and 423,808,241.40

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Solution

The fourth proportional to 1,150,914,007.80, 1,726,371,011.70 and 423,808,241.40 is: 635,712,362.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,914,007.80 : 1,726,371,011.70 = 423,808,241.40 : x
  2. Step 2: Convert to fraction form
    1,150,914,007.80/1,726,371,011.70 = 423,808,241.40/x
  3. Step 3: Cross multiply
    1,150,914,007.80x = 1,726,371,011.70 × 423,808,241.40
  4. Step 4: Simplify right side
    1,150,914,007.80x = 731,650,262,472,515,840
  5. Step 5: Solve for x
    x = 731,650,262,472,515,840/1,150,914,007.80
  6. Step 6: Final answer
    x = 635,712,362.10

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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.