Home / 131,233,363.06-181,107,543.30-75,478,798.96

Finding the Fourth Proportional to 131,233,363.06, 181,107,543.30 and 75,478,798.96

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Solution

The fourth proportional to 131,233,363.06, 181,107,543.30 and 75,478,798.96 is: 104,163,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,233,363.06 : 181,107,543.30 = 75,478,798.96 : x
  2. Step 2: Convert to fraction form
    131,233,363.06/181,107,543.30 = 75,478,798.96/x
  3. Step 3: Cross multiply
    131,233,363.06x = 181,107,543.30 × 75,478,798.96
  4. Step 4: Simplify right side
    131,233,363.06x = 13,669,779,850,880,194
  5. Step 5: Solve for x
    x = 13,669,779,850,880,194/131,233,363.06
  6. Step 6: Final answer
    x = 104,163,907.20

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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.