Home / 1,442,160,147.60-2,163,240,221.40-1,005,953,374.80

Finding the Fourth Proportional to 1,442,160,147.60, 2,163,240,221.40 and 1,005,953,374.80

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Solution

The fourth proportional to 1,442,160,147.60, 2,163,240,221.40 and 1,005,953,374.80 is: 1,508,930,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,160,147.60 : 2,163,240,221.40 = 1,005,953,374.80 : x
  2. Step 2: Convert to fraction form
    1,442,160,147.60/2,163,240,221.40 = 1,005,953,374.80/x
  3. Step 3: Cross multiply
    1,442,160,147.60x = 2,163,240,221.40 × 1,005,953,374.80
  4. Step 4: Simplify right side
    1,442,160,147.60x = 2,176,118,801,220,429,056
  5. Step 5: Solve for x
    x = 2,176,118,801,220,429,056/1,442,160,147.60
  6. Step 6: Final answer
    x = 1,508,930,062.20

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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.