Home / 14,403,948,649.44-19,877,684,468.44-7,885,931,242.12

Finding the Fourth Proportional to 14,403,948,649.44, 19,877,684,468.44 and 7,885,931,242.12

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Solution

The fourth proportional to 14,403,948,649.44, 19,877,684,468.44 and 7,885,931,242.12 is: 10,882,713,954.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403,948,649.44 : 19,877,684,468.44 = 7,885,931,242.12 : x
  2. Step 2: Convert to fraction form
    14,403,948,649.44/19,877,684,468.44 = 7,885,931,242.12/x
  3. Step 3: Cross multiply
    14,403,948,649.44x = 19,877,684,468.44 × 7,885,931,242.12
  4. Step 4: Simplify right side
    14,403,948,649.44x = 156,754,052,970,674,454,528
  5. Step 5: Solve for x
    x = 156,754,052,970,674,454,528/14,403,948,649.44
  6. Step 6: Final answer
    x = 10,882,713,954.74

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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.