Home / 284,871,537.36-393,114,277.89-157,717,882.35

Finding the Fourth Proportional to 284,871,537.36, 393,114,277.89 and 157,717,882.35

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Solution

The fourth proportional to 284,871,537.36, 393,114,277.89 and 157,717,882.35 is: 217,646,002.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,871,537.36 : 393,114,277.89 = 157,717,882.35 : x
  2. Step 2: Convert to fraction form
    284,871,537.36/393,114,277.89 = 157,717,882.35/x
  3. Step 3: Cross multiply
    284,871,537.36x = 393,114,277.89 × 157,717,882.35
  4. Step 4: Simplify right side
    284,871,537.36x = 62,001,151,430,360,224
  5. Step 5: Solve for x
    x = 62,001,151,430,360,224/284,871,537.36
  6. Step 6: Final answer
    x = 217,646,002.84

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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.