Home / 3,006,992,529.16-4,149,678,008.16-1,686,921,428.68

Finding the Fourth Proportional to 3,006,992,529.16, 4,149,678,008.16 and 1,686,921,428.68

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Solution

The fourth proportional to 3,006,992,529.16, 4,149,678,008.16 and 1,686,921,428.68 is: 2,327,967,457.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006,992,529.16 : 4,149,678,008.16 = 1,686,921,428.68 : x
  2. Step 2: Convert to fraction form
    3,006,992,529.16/4,149,678,008.16 = 1,686,921,428.68/x
  3. Step 3: Cross multiply
    3,006,992,529.16x = 4,149,678,008.16 × 1,686,921,428.68
  4. Step 4: Simplify right side
    3,006,992,529.16x = 7,000,180,754,087,243,776
  5. Step 5: Solve for x
    x = 7,000,180,754,087,243,776/3,006,992,529.16
  6. Step 6: Final answer
    x = 2,327,967,457.92

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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.