Home / 5,310,389,862.63-7,328,145,907.94-2,931,476,705.19

Finding the Fourth Proportional to 5,310,389,862.63, 7,328,145,907.94 and 2,931,476,705.19

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Solution

The fourth proportional to 5,310,389,862.63, 7,328,145,907.94 and 2,931,476,705.19 is: 4,045,331,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310,389,862.63 : 7,328,145,907.94 = 2,931,476,705.19 : x
  2. Step 2: Convert to fraction form
    5,310,389,862.63/7,328,145,907.94 = 2,931,476,705.19/x
  3. Step 3: Cross multiply
    5,310,389,862.63x = 7,328,145,907.94 × 2,931,476,705.19
  4. Step 4: Simplify right side
    5,310,389,862.63x = 21,482,289,021,344,874,496
  5. Step 5: Solve for x
    x = 21,482,289,021,344,874,496/5,310,389,862.63
  6. Step 6: Final answer
    x = 4,045,331,807.47

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Double scale
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1.5x scale

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.