Home / 453,576,900.32-679,812,612.96-235,106,797.76

Finding the Fourth Proportional to 453,576,900.32, 679,812,612.96 and 235,106,797.76

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Solution

The fourth proportional to 453,576,900.32, 679,812,612.96 and 235,106,797.76 is: 352,373,690.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,576,900.32 : 679,812,612.96 = 235,106,797.76 : x
  2. Step 2: Convert to fraction form
    453,576,900.32/679,812,612.96 = 235,106,797.76/x
  3. Step 3: Cross multiply
    453,576,900.32x = 679,812,612.96 × 235,106,797.76
  4. Step 4: Simplify right side
    453,576,900.32x = 159,828,566,509,883,872
  5. Step 5: Solve for x
    x = 159,828,566,509,883,872/453,576,900.32
  6. Step 6: Final answer
    x = 352,373,690.98

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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.