Home / 412,871,570.10-619,307,355.15-167,345,828.10

Finding the Fourth Proportional to 412,871,570.10, 619,307,355.15 and 167,345,828.10

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Solution

The fourth proportional to 412,871,570.10, 619,307,355.15 and 167,345,828.10 is: 251,018,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,871,570.10 : 619,307,355.15 = 167,345,828.10 : x
  2. Step 2: Convert to fraction form
    412,871,570.10/619,307,355.15 = 167,345,828.10/x
  3. Step 3: Cross multiply
    412,871,570.10x = 619,307,355.15 × 167,345,828.10
  4. Step 4: Simplify right side
    412,871,570.10x = 103,638,502,195,997,536
  5. Step 5: Solve for x
    x = 103,638,502,195,997,536/412,871,570.10
  6. Step 6: Final answer
    x = 251,018,742.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.