Home / 736,776,218.70-1,105,164,328.05-299,852,000.55

Finding the Fourth Proportional to 736,776,218.70, 1,105,164,328.05 and 299,852,000.55

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Solution

The fourth proportional to 736,776,218.70, 1,105,164,328.05 and 299,852,000.55 is: 449,778,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,776,218.70 : 1,105,164,328.05 = 299,852,000.55 : x
  2. Step 2: Convert to fraction form
    736,776,218.70/1,105,164,328.05 = 299,852,000.55/x
  3. Step 3: Cross multiply
    736,776,218.70x = 1,105,164,328.05 × 299,852,000.55
  4. Step 4: Simplify right side
    736,776,218.70x = 331,385,734,702,288,960
  5. Step 5: Solve for x
    x = 331,385,734,702,288,960/736,776,218.70
  6. Step 6: Final answer
    x = 449,778,000.83

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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.