Home / 1,235,611,966.60-1,853,389,610.70-622,031,422.60

Finding the Fourth Proportional to 1,235,611,966.60, 1,853,389,610.70 and 622,031,422.60

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Solution

The fourth proportional to 1,235,611,966.60, 1,853,389,610.70 and 622,031,422.60 is: 933,032,867.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,611,966.60 : 1,853,389,610.70 = 622,031,422.60 : x
  2. Step 2: Convert to fraction form
    1,235,611,966.60/1,853,389,610.70 = 622,031,422.60/x
  3. Step 3: Cross multiply
    1,235,611,966.60x = 1,853,389,610.70 × 622,031,422.60
  4. Step 4: Simplify right side
    1,235,611,966.60x = 1,152,866,576,175,781,248
  5. Step 5: Solve for x
    x = 1,152,866,576,175,781,248/1,235,611,966.60
  6. Step 6: Final answer
    x = 933,032,867.39

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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.