Home / 320,714,406.52-442,585,881.18-174,036,690.52

Finding the Fourth Proportional to 320,714,406.52, 442,585,881.18 and 174,036,690.52

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Solution

The fourth proportional to 320,714,406.52, 442,585,881.18 and 174,036,690.52 is: 240,170,633.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,714,406.52 : 442,585,881.18 = 174,036,690.52 : x
  2. Step 2: Convert to fraction form
    320,714,406.52/442,585,881.18 = 174,036,690.52/x
  3. Step 3: Cross multiply
    320,714,406.52x = 442,585,881.18 × 174,036,690.52
  4. Step 4: Simplify right side
    320,714,406.52x = 77,026,182,031,445,152
  5. Step 5: Solve for x
    x = 77,026,182,031,445,152/320,714,406.52
  6. Step 6: Final answer
    x = 240,170,633.02

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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.