Home / 18,898,503,544.08-28,327,953,885.95-8,805,895,638.71

Finding the Fourth Proportional to 18,898,503,544.08, 28,327,953,885.95 and 8,805,895,638.71

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Solution

The fourth proportional to 18,898,503,544.08, 28,327,953,885.95 and 8,805,895,638.71 is: 13,199,616,837.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,898,503,544.08 : 28,327,953,885.95 = 8,805,895,638.71 : x
  2. Step 2: Convert to fraction form
    18,898,503,544.08/28,327,953,885.95 = 8,805,895,638.71/x
  3. Step 3: Cross multiply
    18,898,503,544.08x = 28,327,953,885.95 × 8,805,895,638.71
  4. Step 4: Simplify right side
    18,898,503,544.08x = 249,453,005,577,741,074,432
  5. Step 5: Solve for x
    x = 249,453,005,577,741,074,432/18,898,503,544.08
  6. Step 6: Final answer
    x = 13,199,616,837.17

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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.