Home / 4,288,988,018.93-6,429,797,407.71-1,490,592,991.77

Finding the Fourth Proportional to 4,288,988,018.93, 6,429,797,407.71 and 1,490,592,991.77

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Solution

The fourth proportional to 4,288,988,018.93, 6,429,797,407.71 and 1,490,592,991.77 is: 2,234,608,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,988,018.93 : 6,429,797,407.71 = 1,490,592,991.77 : x
  2. Step 2: Convert to fraction form
    4,288,988,018.93/6,429,797,407.71 = 1,490,592,991.77/x
  3. Step 3: Cross multiply
    4,288,988,018.93x = 6,429,797,407.71 × 1,490,592,991.77
  4. Step 4: Simplify right side
    4,288,988,018.93x = 9,584,210,954,433,439,744
  5. Step 5: Solve for x
    x = 9,584,210,954,433,439,744/4,288,988,018.93
  6. Step 6: Final answer
    x = 2,234,608,936.22

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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.