Home / 545,220,003.30-817,834,670.55-181,714,359.30

Finding the Fourth Proportional to 545,220,003.30, 817,834,670.55 and 181,714,359.30

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Solution

The fourth proportional to 545,220,003.30, 817,834,670.55 and 181,714,359.30 is: 272,573,093.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,220,003.30 : 817,834,670.55 = 181,714,359.30 : x
  2. Step 2: Convert to fraction form
    545,220,003.30/817,834,670.55 = 181,714,359.30/x
  3. Step 3: Cross multiply
    545,220,003.30x = 817,834,670.55 × 181,714,359.30
  4. Step 4: Simplify right side
    545,220,003.30x = 148,612,303,172,319,840
  5. Step 5: Solve for x
    x = 148,612,303,172,319,840/545,220,003.30
  6. Step 6: Final answer
    x = 272,573,093.93

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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.