Home / 2,220,931,589.33-3,311,541,668.96-2,159,912,862.51

Finding the Fourth Proportional to 2,220,931,589.33, 3,311,541,668.96 and 2,159,912,862.51

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Solution

The fourth proportional to 2,220,931,589.33, 3,311,541,668.96 and 2,159,912,862.51 is: 3,220,559,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,931,589.33 : 3,311,541,668.96 = 2,159,912,862.51 : x
  2. Step 2: Convert to fraction form
    2,220,931,589.33/3,311,541,668.96 = 2,159,912,862.51/x
  3. Step 3: Cross multiply
    2,220,931,589.33x = 3,311,541,668.96 × 2,159,912,862.51
  4. Step 4: Simplify right side
    2,220,931,589.33x = 7,152,641,445,513,737,216
  5. Step 5: Solve for x
    x = 7,152,641,445,513,737,216/2,220,931,589.33
  6. Step 6: Final answer
    x = 3,220,559,102.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.