Home / 709,822,540.80-1,062,942,220.80-466,166,246.40

Finding the Fourth Proportional to 709,822,540.80, 1,062,942,220.80 and 466,166,246.40

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Solution

The fourth proportional to 709,822,540.80, 1,062,942,220.80 and 466,166,246.40 is: 698,072,767.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,822,540.80 : 1,062,942,220.80 = 466,166,246.40 : x
  2. Step 2: Convert to fraction form
    709,822,540.80/1,062,942,220.80 = 466,166,246.40/x
  3. Step 3: Cross multiply
    709,822,540.80x = 1,062,942,220.80 × 466,166,246.40
  4. Step 4: Simplify right side
    709,822,540.80x = 495,507,785,210,415,936
  5. Step 5: Solve for x
    x = 495,507,785,210,415,936/709,822,540.80
  6. Step 6: Final answer
    x = 698,072,767.11

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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.