Home / 217,064,809,293.42-299,547,783,718.76-119,404,352,672.78

Finding the Fourth Proportional to 217,064,809,293.42, 299,547,783,718.76 and 119,404,352,672.78

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Solution

The fourth proportional to 217,064,809,293.42, 299,547,783,718.76 and 119,404,352,672.78 is: 164,777,097,337.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,064,809,293.42 : 299,547,783,718.76 = 119,404,352,672.78 : x
  2. Step 2: Convert to fraction form
    217,064,809,293.42/299,547,783,718.76 = 119,404,352,672.78/x
  3. Step 3: Cross multiply
    217,064,809,293.42x = 299,547,783,718.76 × 119,404,352,672.78
  4. Step 4: Simplify right side
    217,064,809,293.42x = 35,767,309,209,504,447,463,424
  5. Step 5: Solve for x
    x = 35,767,309,209,504,447,463,424/217,064,809,293.42
  6. Step 6: Final answer
    x = 164,777,097,337.58

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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.