Home / 775,725,848.70-1,164,155,643.45-546,143,336.70

Finding the Fourth Proportional to 775,725,848.70, 1,164,155,643.45 and 546,143,336.70

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Solution

The fourth proportional to 775,725,848.70, 1,164,155,643.45 and 546,143,336.70 is: 819,614,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,725,848.70 : 1,164,155,643.45 = 546,143,336.70 : x
  2. Step 2: Convert to fraction form
    775,725,848.70/1,164,155,643.45 = 546,143,336.70/x
  3. Step 3: Cross multiply
    775,725,848.70x = 1,164,155,643.45 × 546,143,336.70
  4. Step 4: Simplify right side
    775,725,848.70x = 635,795,847,551,918,592
  5. Step 5: Solve for x
    x = 635,795,847,551,918,592/775,725,848.70
  6. Step 6: Final answer
    x = 819,614,105.44

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1.5x scale

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.