Home / 173,840,690,121.40-260,761,035,182.10-142,433,802,479.80

Finding the Fourth Proportional to 173,840,690,121.40, 260,761,035,182.10 and 142,433,802,479.80

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Solution

The fourth proportional to 173,840,690,121.40, 260,761,035,182.10 and 142,433,802,479.80 is: 213,650,703,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,690,121.40 : 260,761,035,182.10 = 142,433,802,479.80 : x
  2. Step 2: Convert to fraction form
    173,840,690,121.40/260,761,035,182.10 = 142,433,802,479.80/x
  3. Step 3: Cross multiply
    173,840,690,121.40x = 260,761,035,182.10 × 142,433,802,479.80
  4. Step 4: Simplify right side
    173,840,690,121.40x = 37,141,185,779,555,406,708,736
  5. Step 5: Solve for x
    x = 37,141,185,779,555,406,708,736/173,840,690,121.40
  6. Step 6: Final answer
    x = 213,650,703,719.70

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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.