Home / 447,862,893.60-671,794,340.40-254,152,649.10

Finding the Fourth Proportional to 447,862,893.60, 671,794,340.40 and 254,152,649.10

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Solution

The fourth proportional to 447,862,893.60, 671,794,340.40 and 254,152,649.10 is: 381,228,973.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,862,893.60 : 671,794,340.40 = 254,152,649.10 : x
  2. Step 2: Convert to fraction form
    447,862,893.60/671,794,340.40 = 254,152,649.10/x
  3. Step 3: Cross multiply
    447,862,893.60x = 671,794,340.40 × 254,152,649.10
  4. Step 4: Simplify right side
    447,862,893.60x = 170,738,311,263,047,136
  5. Step 5: Solve for x
    x = 170,738,311,263,047,136/447,862,893.60
  6. Step 6: Final answer
    x = 381,228,973.65

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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.