Home / 18,217,851,459.05-27,326,777,188.58-10,865,164,457.45

Finding the Fourth Proportional to 18,217,851,459.05, 27,326,777,188.58 and 10,865,164,457.45

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Solution

The fourth proportional to 18,217,851,459.05, 27,326,777,188.58 and 10,865,164,457.45 is: 16,297,746,686.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217,851,459.05 : 27,326,777,188.58 = 10,865,164,457.45 : x
  2. Step 2: Convert to fraction form
    18,217,851,459.05/27,326,777,188.58 = 10,865,164,457.45/x
  3. Step 3: Cross multiply
    18,217,851,459.05x = 27,326,777,188.58 × 10,865,164,457.45
  4. Step 4: Simplify right side
    18,217,851,459.05x = 296,909,928,245,960,572,928
  5. Step 5: Solve for x
    x = 296,909,928,245,960,572,928/18,217,851,459.05
  6. Step 6: Final answer
    x = 16,297,746,686.18

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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.