Home / 5,391,020,435.52-8,123,328,339.09-4,429,975,484.38

Finding the Fourth Proportional to 5,391,020,435.52, 8,123,328,339.09 and 4,429,975,484.38

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Solution

The fourth proportional to 5,391,020,435.52, 8,123,328,339.09 and 4,429,975,484.38 is: 6,675,201,072.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,020,435.52 : 8,123,328,339.09 = 4,429,975,484.38 : x
  2. Step 2: Convert to fraction form
    5,391,020,435.52/8,123,328,339.09 = 4,429,975,484.38/x
  3. Step 3: Cross multiply
    5,391,020,435.52x = 8,123,328,339.09 × 4,429,975,484.38
  4. Step 4: Simplify right side
    5,391,020,435.52x = 35,986,145,393,738,006,528
  5. Step 5: Solve for x
    x = 35,986,145,393,738,006,528/5,391,020,435.52
  6. Step 6: Final answer
    x = 6,675,201,072.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.