Home / 836,208,412.80-1,153,496,966.40-501,591,901.44

Finding the Fourth Proportional to 836,208,412.80, 1,153,496,966.40 and 501,591,901.44

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Solution

The fourth proportional to 836,208,412.80, 1,153,496,966.40 and 501,591,901.44 is: 691,914,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,208,412.80 : 1,153,496,966.40 = 501,591,901.44 : x
  2. Step 2: Convert to fraction form
    836,208,412.80/1,153,496,966.40 = 501,591,901.44/x
  3. Step 3: Cross multiply
    836,208,412.80x = 1,153,496,966.40 × 501,591,901.44
  4. Step 4: Simplify right side
    836,208,412.80x = 578,584,736,681,847,808
  5. Step 5: Solve for x
    x = 578,584,736,681,847,808/836,208,412.80
  6. Step 6: Final answer
    x = 691,914,512.97

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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.