Home / 38,697,984,243.60-58,046,976,365.40-12,544,347,584.40

Finding the Fourth Proportional to 38,697,984,243.60, 58,046,976,365.40 and 12,544,347,584.40

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Solution

The fourth proportional to 38,697,984,243.60, 58,046,976,365.40 and 12,544,347,584.40 is: 18,816,521,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,697,984,243.60 : 58,046,976,365.40 = 12,544,347,584.40 : x
  2. Step 2: Convert to fraction form
    38,697,984,243.60/58,046,976,365.40 = 12,544,347,584.40/x
  3. Step 3: Cross multiply
    38,697,984,243.60x = 58,046,976,365.40 × 12,544,347,584.40
  4. Step 4: Simplify right side
    38,697,984,243.60x = 728,161,447,751,029,358,592
  5. Step 5: Solve for x
    x = 728,161,447,751,029,358,592/38,697,984,243.60
  6. Step 6: Final answer
    x = 18,816,521,376.60

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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.