Home / 5,429,493,430.54-8,144,266,156.73-1,647,918,626.11

Finding the Fourth Proportional to 5,429,493,430.54, 8,144,266,156.73 and 1,647,918,626.11

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Solution

The fourth proportional to 5,429,493,430.54, 8,144,266,156.73 and 1,647,918,626.11 is: 2,471,885,833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,493,430.54 : 8,144,266,156.73 = 1,647,918,626.11 : x
  2. Step 2: Convert to fraction form
    5,429,493,430.54/8,144,266,156.73 = 1,647,918,626.11/x
  3. Step 3: Cross multiply
    5,429,493,430.54x = 8,144,266,156.73 × 1,647,918,626.11
  4. Step 4: Simplify right side
    5,429,493,430.54x = 13,421,087,895,696,754,688
  5. Step 5: Solve for x
    x = 13,421,087,895,696,754,688/5,429,493,430.54
  6. Step 6: Final answer
    x = 2,471,885,833.81

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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.