Home / 1,100,521,428.65-1,518,726,176.24-598,733,811.98

Finding the Fourth Proportional to 1,100,521,428.65, 1,518,726,176.24 and 598,733,811.98

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Solution

The fourth proportional to 1,100,521,428.65, 1,518,726,176.24 and 598,733,811.98 is: 826,256,253.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,521,428.65 : 1,518,726,176.24 = 598,733,811.98 : x
  2. Step 2: Convert to fraction form
    1,100,521,428.65/1,518,726,176.24 = 598,733,811.98/x
  3. Step 3: Cross multiply
    1,100,521,428.65x = 1,518,726,176.24 × 598,733,811.98
  4. Step 4: Simplify right side
    1,100,521,428.65x = 909,312,712,857,596,800
  5. Step 5: Solve for x
    x = 909,312,712,857,596,800/1,100,521,428.65
  6. Step 6: Final answer
    x = 826,256,253.79

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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.