Home / 373,005,981.86-514,739,237.54-205,738,650.86

Finding the Fourth Proportional to 373,005,981.86, 514,739,237.54 and 205,738,650.86

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Solution

The fourth proportional to 373,005,981.86, 514,739,237.54 and 205,738,650.86 is: 283,914,364.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,005,981.86 : 514,739,237.54 = 205,738,650.86 : x
  2. Step 2: Convert to fraction form
    373,005,981.86/514,739,237.54 = 205,738,650.86/x
  3. Step 3: Cross multiply
    373,005,981.86x = 514,739,237.54 × 205,738,650.86
  4. Step 4: Simplify right side
    373,005,981.86x = 105,901,756,272,582,272
  5. Step 5: Solve for x
    x = 105,901,756,272,582,272/373,005,981.86
  6. Step 6: Final answer
    x = 283,914,364.45

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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.