Home / 558,077,410.24-770,140,714.12-307,176,437.80

Finding the Fourth Proportional to 558,077,410.24, 770,140,714.12 and 307,176,437.80

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Solution

The fourth proportional to 558,077,410.24, 770,140,714.12 and 307,176,437.80 is: 423,900,120.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,077,410.24 : 770,140,714.12 = 307,176,437.80 : x
  2. Step 2: Convert to fraction form
    558,077,410.24/770,140,714.12 = 307,176,437.80/x
  3. Step 3: Cross multiply
    558,077,410.24x = 770,140,714.12 × 307,176,437.80
  4. Step 4: Simplify right side
    558,077,410.24x = 236,569,081,168,129,760
  5. Step 5: Solve for x
    x = 236,569,081,168,129,760/558,077,410.24
  6. Step 6: Final answer
    x = 423,900,120.00

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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.