Home / 14,403,948,641.20-19,877,684,457.06-7,885,931,233.87

Finding the Fourth Proportional to 14,403,948,641.20, 19,877,684,457.06 and 7,885,931,233.87

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Solution

The fourth proportional to 14,403,948,641.20, 19,877,684,457.06 and 7,885,931,233.87 is: 10,882,713,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403,948,641.20 : 19,877,684,457.06 = 7,885,931,233.87 : x
  2. Step 2: Convert to fraction form
    14,403,948,641.20/19,877,684,457.06 = 7,885,931,233.87/x
  3. Step 3: Cross multiply
    14,403,948,641.20x = 19,877,684,457.06 × 7,885,931,233.87
  4. Step 4: Simplify right side
    14,403,948,641.20x = 156,754,052,716,941,705,216
  5. Step 5: Solve for x
    x = 156,754,052,716,941,705,216/14,403,948,641.20
  6. Step 6: Final answer
    x = 10,882,713,943.35

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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.