Home / 245,521,088,316.12-338,815,496,040.77-137,135,767,325.27

Finding the Fourth Proportional to 245,521,088,316.12, 338,815,496,040.77 and 137,135,767,325.27

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Solution

The fourth proportional to 245,521,088,316.12, 338,815,496,040.77 and 137,135,767,325.27 is: 189,245,344,870.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,521,088,316.12 : 338,815,496,040.77 = 137,135,767,325.27 : x
  2. Step 2: Convert to fraction form
    245,521,088,316.12/338,815,496,040.77 = 137,135,767,325.27/x
  3. Step 3: Cross multiply
    245,521,088,316.12x = 338,815,496,040.77 × 137,135,767,325.27
  4. Step 4: Simplify right side
    245,521,088,316.12x = 46,463,723,031,242,980,982,784
  5. Step 5: Solve for x
    x = 46,463,723,031,242,980,982,784/245,521,088,316.12
  6. Step 6: Final answer
    x = 189,245,344,870.01

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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.