Home / 7,085,923,817.60-10,628,885,726.40-5,249,263,721.60

Finding the Fourth Proportional to 7,085,923,817.60, 10,628,885,726.40 and 5,249,263,721.60

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Solution

The fourth proportional to 7,085,923,817.60, 10,628,885,726.40 and 5,249,263,721.60 is: 7,873,895,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,923,817.60 : 10,628,885,726.40 = 5,249,263,721.60 : x
  2. Step 2: Convert to fraction form
    7,085,923,817.60/10,628,885,726.40 = 5,249,263,721.60/x
  3. Step 3: Cross multiply
    7,085,923,817.60x = 10,628,885,726.40 × 5,249,263,721.60
  4. Step 4: Simplify right side
    7,085,923,817.60x = 55,793,824,244,623,589,376
  5. Step 5: Solve for x
    x = 55,793,824,244,623,589,376/7,085,923,817.60
  6. Step 6: Final answer
    x = 7,873,895,582.40

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Double scale
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Similar ratio
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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.