Home / 320,898,117.72-443,254,807.02-265,367,841.88

Finding the Fourth Proportional to 320,898,117.72, 443,254,807.02 and 265,367,841.88

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Solution

The fourth proportional to 320,898,117.72, 443,254,807.02 and 265,367,841.88 is: 366,551,142.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,898,117.72 : 443,254,807.02 = 265,367,841.88 : x
  2. Step 2: Convert to fraction form
    320,898,117.72/443,254,807.02 = 265,367,841.88/x
  3. Step 3: Cross multiply
    320,898,117.72x = 443,254,807.02 × 265,367,841.88
  4. Step 4: Simplify right side
    320,898,117.72x = 117,625,571,541,833,264
  5. Step 5: Solve for x
    x = 117,625,571,541,833,264/320,898,117.72
  6. Step 6: Final answer
    x = 366,551,142.08

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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.