Home / 14,403,948,636.44-19,877,684,450.51-7,885,931,229.12

Finding the Fourth Proportional to 14,403,948,636.44, 19,877,684,450.51 and 7,885,931,229.12

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Solution

The fourth proportional to 14,403,948,636.44, 19,877,684,450.51 and 7,885,931,229.12 is: 10,882,713,936.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403,948,636.44 : 19,877,684,450.51 = 7,885,931,229.12 : x
  2. Step 2: Convert to fraction form
    14,403,948,636.44/19,877,684,450.51 = 7,885,931,229.12/x
  3. Step 3: Cross multiply
    14,403,948,636.44x = 19,877,684,450.51 × 7,885,931,229.12
  4. Step 4: Simplify right side
    14,403,948,636.44x = 156,754,052,570,830,405,632
  5. Step 5: Solve for x
    x = 156,754,052,570,830,405,632/14,403,948,636.44
  6. Step 6: Final answer
    x = 10,882,713,936.81

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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.