Home / 307,530,007,741.92-424,391,263,074.79-183,931,144,916.30

Finding the Fourth Proportional to 307,530,007,741.92, 424,391,263,074.79 and 183,931,144,916.30

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Solution

The fourth proportional to 307,530,007,741.92, 424,391,263,074.79 and 183,931,144,916.30 is: 253,824,891,700.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,530,007,741.92 : 424,391,263,074.79 = 183,931,144,916.30 : x
  2. Step 2: Convert to fraction form
    307,530,007,741.92/424,391,263,074.79 = 183,931,144,916.30/x
  3. Step 3: Cross multiply
    307,530,007,741.92x = 424,391,263,074.79 × 183,931,144,916.30
  4. Step 4: Simplify right side
    307,530,007,741.92x = 78,058,770,909,820,782,379,008
  5. Step 5: Solve for x
    x = 78,058,770,909,820,782,379,008/307,530,007,741.92
  6. Step 6: Final answer
    x = 253,824,891,700.74

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Double scale
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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.