Home / 307,530,007,721.68-424,391,263,046.86-183,931,144,896.04

Finding the Fourth Proportional to 307,530,007,721.68, 424,391,263,046.86 and 183,931,144,896.04

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Solution

The fourth proportional to 307,530,007,721.68, 424,391,263,046.86 and 183,931,144,896.04 is: 253,824,891,672.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,530,007,721.68 : 424,391,263,046.86 = 183,931,144,896.04 : x
  2. Step 2: Convert to fraction form
    307,530,007,721.68/424,391,263,046.86 = 183,931,144,896.04/x
  3. Step 3: Cross multiply
    307,530,007,721.68x = 424,391,263,046.86 × 183,931,144,896.04
  4. Step 4: Simplify right side
    307,530,007,721.68x = 78,058,770,896,085,426,634,752
  5. Step 5: Solve for x
    x = 78,058,770,896,085,426,634,752/307,530,007,721.68
  6. Step 6: Final answer
    x = 253,824,891,672.78

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1.5x scale

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.