Home / 27,740,998,836.68-38,282,578,397.06-15,053,734,502.58

Finding the Fourth Proportional to 27,740,998,836.68, 38,282,578,397.06 and 15,053,734,502.58

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Solution

The fourth proportional to 27,740,998,836.68, 38,282,578,397.06 and 15,053,734,502.58 is: 20,774,153,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,740,998,836.68 : 38,282,578,397.06 = 15,053,734,502.58 : x
  2. Step 2: Convert to fraction form
    27,740,998,836.68/38,282,578,397.06 = 15,053,734,502.58/x
  3. Step 3: Cross multiply
    27,740,998,836.68x = 38,282,578,397.06 × 15,053,734,502.58
  4. Step 4: Simplify right side
    27,740,998,836.68x = 576,295,771,263,545,835,520
  5. Step 5: Solve for x
    x = 576,295,771,263,545,835,520/27,740,998,836.68
  6. Step 6: Final answer
    x = 20,774,153,614.89

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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.