Home / 256,223,378.16-353,613,553.56-146,231,547.12

Finding the Fourth Proportional to 256,223,378.16, 353,613,553.56 and 146,231,547.12

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Solution

The fourth proportional to 256,223,378.16, 353,613,553.56 and 146,231,547.12 is: 201,813,969.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,223,378.16 : 353,613,553.56 = 146,231,547.12 : x
  2. Step 2: Convert to fraction form
    256,223,378.16/353,613,553.56 = 146,231,547.12/x
  3. Step 3: Cross multiply
    256,223,378.16x = 353,613,553.56 × 146,231,547.12
  4. Step 4: Simplify right side
    256,223,378.16x = 51,709,457,019,679,784
  5. Step 5: Solve for x
    x = 51,709,457,019,679,784/256,223,378.16
  6. Step 6: Final answer
    x = 201,813,969.48

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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.