Home / 21,541,095,561.38-32,324,234,547.92-15,559,323,211.22

Finding the Fourth Proportional to 21,541,095,561.38, 32,324,234,547.92 and 15,559,323,211.22

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Solution

The fourth proportional to 21,541,095,561.38, 32,324,234,547.92 and 15,559,323,211.22 is: 23,348,079,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541,095,561.38 : 32,324,234,547.92 = 15,559,323,211.22 : x
  2. Step 2: Convert to fraction form
    21,541,095,561.38/32,324,234,547.92 = 15,559,323,211.22/x
  3. Step 3: Cross multiply
    21,541,095,561.38x = 32,324,234,547.92 × 15,559,323,211.22
  4. Step 4: Simplify right side
    21,541,095,561.38x = 502,943,212,886,131,671,040
  5. Step 5: Solve for x
    x = 502,943,212,886,131,671,040/21,541,095,561.38
  6. Step 6: Final answer
    x = 23,348,079,555.80

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1.5x scale

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.