Home / 5,176,636,902.80-7,764,189,953.84-1,904,320,831.76

Finding the Fourth Proportional to 5,176,636,902.80, 7,764,189,953.84 and 1,904,320,831.76

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Solution

The fourth proportional to 5,176,636,902.80, 7,764,189,953.84 and 1,904,320,831.76 is: 2,856,199,681.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,636,902.80 : 7,764,189,953.84 = 1,904,320,831.76 : x
  2. Step 2: Convert to fraction form
    5,176,636,902.80/7,764,189,953.84 = 1,904,320,831.76/x
  3. Step 3: Cross multiply
    5,176,636,902.80x = 7,764,189,953.84 × 1,904,320,831.76
  4. Step 4: Simplify right side
    5,176,636,902.80x = 14,785,508,670,839,224,320
  5. Step 5: Solve for x
    x = 14,785,508,670,839,224,320/5,176,636,902.80
  6. Step 6: Final answer
    x = 2,856,199,681.08

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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.