Home / 213,573,066,861.57-294,731,124,130.91-115,914,709,305.27

Finding the Fourth Proportional to 213,573,066,861.57, 294,731,124,130.91 and 115,914,709,305.27

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Solution

The fourth proportional to 213,573,066,861.57, 294,731,124,130.91 and 115,914,709,305.27 is: 159,962,457,246.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,573,066,861.57 : 294,731,124,130.91 = 115,914,709,305.27 : x
  2. Step 2: Convert to fraction form
    213,573,066,861.57/294,731,124,130.91 = 115,914,709,305.27/x
  3. Step 3: Cross multiply
    213,573,066,861.57x = 294,731,124,130.91 × 115,914,709,305.27
  4. Step 4: Simplify right side
    213,573,066,861.57x = 34,163,672,576,849,877,139,456
  5. Step 5: Solve for x
    x = 34,163,672,576,849,877,139,456/213,573,066,861.57
  6. Step 6: Final answer
    x = 159,962,457,246.51

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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.