Home / 12,134,460,063.40-18,174,480,315.90-9,957,677,727.40

Finding the Fourth Proportional to 12,134,460,063.40, 18,174,480,315.90 and 9,957,677,727.40

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Solution

The fourth proportional to 12,134,460,063.40, 18,174,480,315.90 and 9,957,677,727.40 is: 14,914,187,932.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,134,460,063.40 : 18,174,480,315.90 = 9,957,677,727.40 : x
  2. Step 2: Convert to fraction form
    12,134,460,063.40/18,174,480,315.90 = 9,957,677,727.40/x
  3. Step 3: Cross multiply
    12,134,460,063.40x = 18,174,480,315.90 × 9,957,677,727.40
  4. Step 4: Simplify right side
    12,134,460,063.40x = 180,975,617,848,707,153,920
  5. Step 5: Solve for x
    x = 180,975,617,848,707,153,920/12,134,460,063.40
  6. Step 6: Final answer
    x = 14,914,187,932.81

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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.