Home / 9,183,748,936.80-12,673,974,877.13-5,169,678,223.44

Finding the Fourth Proportional to 9,183,748,936.80, 12,673,974,877.13 and 5,169,678,223.44

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Solution

The fourth proportional to 9,183,748,936.80, 12,673,974,877.13 and 5,169,678,223.44 is: 7,134,381,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183,748,936.80 : 12,673,974,877.13 = 5,169,678,223.44 : x
  2. Step 2: Convert to fraction form
    9,183,748,936.80/12,673,974,877.13 = 5,169,678,223.44/x
  3. Step 3: Cross multiply
    9,183,748,936.80x = 12,673,974,877.13 × 5,169,678,223.44
  4. Step 4: Simplify right side
    9,183,748,936.80x = 65,520,371,926,698,754,048
  5. Step 5: Solve for x
    x = 65,520,371,926,698,754,048/9,183,748,936.80
  6. Step 6: Final answer
    x = 7,134,381,871.46

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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.