Home / 20,711,424,037.60-31,067,136,056.40-6,925,135,909.60

Finding the Fourth Proportional to 20,711,424,037.60, 31,067,136,056.40 and 6,925,135,909.60

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Solution

The fourth proportional to 20,711,424,037.60, 31,067,136,056.40 and 6,925,135,909.60 is: 10,387,703,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,711,424,037.60 : 31,067,136,056.40 = 6,925,135,909.60 : x
  2. Step 2: Convert to fraction form
    20,711,424,037.60/31,067,136,056.40 = 6,925,135,909.60/x
  3. Step 3: Cross multiply
    20,711,424,037.60x = 31,067,136,056.40 × 6,925,135,909.60
  4. Step 4: Simplify right side
    20,711,424,037.60x = 215,144,139,512,604,590,080
  5. Step 5: Solve for x
    x = 215,144,139,512,604,590,080/20,711,424,037.60
  6. Step 6: Final answer
    x = 10,387,703,864.40

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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.