Home / 12,756,913,149.33-19,136,289,143.79-4,896,325,464.12

Finding the Fourth Proportional to 12,756,913,149.33, 19,136,289,143.79 and 4,896,325,464.12

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Solution

The fourth proportional to 12,756,913,149.33, 19,136,289,143.79 and 4,896,325,464.12 is: 7,344,841,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,756,913,149.33 : 19,136,289,143.79 = 4,896,325,464.12 : x
  2. Step 2: Convert to fraction form
    12,756,913,149.33/19,136,289,143.79 = 4,896,325,464.12/x
  3. Step 3: Cross multiply
    12,756,913,149.33x = 19,136,289,143.79 × 4,896,325,464.12
  4. Step 4: Simplify right side
    12,756,913,149.33x = 93,697,499,823,502,098,432
  5. Step 5: Solve for x
    x = 93,697,499,823,502,098,432/12,756,913,149.33
  6. Step 6: Final answer
    x = 7,344,841,085.51

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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.