Home / 457,954,611.90-686,570,631.93-227,798,075.58

Finding the Fourth Proportional to 457,954,611.90, 686,570,631.93 and 227,798,075.58

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Solution

The fourth proportional to 457,954,611.90, 686,570,631.93 and 227,798,075.58 is: 341,517,400.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,954,611.90 : 686,570,631.93 = 227,798,075.58 : x
  2. Step 2: Convert to fraction form
    457,954,611.90/686,570,631.93 = 227,798,075.58/x
  3. Step 3: Cross multiply
    457,954,611.90x = 686,570,631.93 × 227,798,075.58
  4. Step 4: Simplify right side
    457,954,611.90x = 156,399,468,703,398,496
  5. Step 5: Solve for x
    x = 156,399,468,703,398,496/457,954,611.90
  6. Step 6: Final answer
    x = 341,517,400.72

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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.