Home / 19,689,598,151.01-27,171,646,776.27-10,778,926,904.01

Finding the Fourth Proportional to 19,689,598,151.01, 27,171,646,776.27 and 10,778,926,904.01

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Solution

The fourth proportional to 19,689,598,151.01, 27,171,646,776.27 and 10,778,926,904.01 is: 14,874,919,854.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,689,598,151.01 : 27,171,646,776.27 = 10,778,926,904.01 : x
  2. Step 2: Convert to fraction form
    19,689,598,151.01/27,171,646,776.27 = 10,778,926,904.01/x
  3. Step 3: Cross multiply
    19,689,598,151.01x = 27,171,646,776.27 × 10,778,926,904.01
  4. Step 4: Simplify right side
    19,689,598,151.01x = 292,881,194,462,993,285,120
  5. Step 5: Solve for x
    x = 292,881,194,462,993,285,120/19,689,598,151.01
  6. Step 6: Final answer
    x = 14,874,919,854.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.