Home / 255,087,381.60-382,631,072.40-204,069,045.60

Finding the Fourth Proportional to 255,087,381.60, 382,631,072.40 and 204,069,045.60

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Solution

The fourth proportional to 255,087,381.60, 382,631,072.40 and 204,069,045.60 is: 306,103,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,087,381.60 : 382,631,072.40 = 204,069,045.60 : x
  2. Step 2: Convert to fraction form
    255,087,381.60/382,631,072.40 = 204,069,045.60/x
  3. Step 3: Cross multiply
    255,087,381.60x = 382,631,072.40 × 204,069,045.60
  4. Step 4: Simplify right side
    255,087,381.60x = 78,083,157,761,572,496
  5. Step 5: Solve for x
    x = 78,083,157,761,572,496/255,087,381.60
  6. Step 6: Final answer
    x = 306,103,568.40

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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.