Home / 12,413,779,549.20-18,620,669,323.80-11,066,895,478.80

Finding the Fourth Proportional to 12,413,779,549.20, 18,620,669,323.80 and 11,066,895,478.80

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Solution

The fourth proportional to 12,413,779,549.20, 18,620,669,323.80 and 11,066,895,478.80 is: 16,600,343,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,413,779,549.20 : 18,620,669,323.80 = 11,066,895,478.80 : x
  2. Step 2: Convert to fraction form
    12,413,779,549.20/18,620,669,323.80 = 11,066,895,478.80/x
  3. Step 3: Cross multiply
    12,413,779,549.20x = 18,620,669,323.80 × 11,066,895,478.80
  4. Step 4: Simplify right side
    12,413,779,549.20x = 206,073,001,151,792,054,272
  5. Step 5: Solve for x
    x = 206,073,001,151,792,054,272/12,413,779,549.20
  6. Step 6: Final answer
    x = 16,600,343,218.20

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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.