Home / 15,175,004,041.13-20,940,675,931.02-8,307,072,060.77

Finding the Fourth Proportional to 15,175,004,041.13, 20,940,675,931.02 and 8,307,072,060.77

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Solution

The fourth proportional to 15,175,004,041.13, 20,940,675,931.02 and 8,307,072,060.77 is: 11,463,305,280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,175,004,041.13 : 20,940,675,931.02 = 8,307,072,060.77 : x
  2. Step 2: Convert to fraction form
    15,175,004,041.13/20,940,675,931.02 = 8,307,072,060.77/x
  3. Step 3: Cross multiply
    15,175,004,041.13x = 20,940,675,931.02 × 8,307,072,060.77
  4. Step 4: Simplify right side
    15,175,004,041.13x = 173,955,703,960,267,390,976
  5. Step 5: Solve for x
    x = 173,955,703,960,267,390,976/15,175,004,041.13
  6. Step 6: Final answer
    x = 11,463,305,280.76

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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.