Home / 370,743,205.20-556,114,807.80-284,914,827.60

Finding the Fourth Proportional to 370,743,205.20, 556,114,807.80 and 284,914,827.60

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Solution

The fourth proportional to 370,743,205.20, 556,114,807.80 and 284,914,827.60 is: 427,372,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,743,205.20 : 556,114,807.80 = 284,914,827.60 : x
  2. Step 2: Convert to fraction form
    370,743,205.20/556,114,807.80 = 284,914,827.60/x
  3. Step 3: Cross multiply
    370,743,205.20x = 556,114,807.80 × 284,914,827.60
  4. Step 4: Simplify right side
    370,743,205.20x = 158,445,354,590,144,128
  5. Step 5: Solve for x
    x = 158,445,354,590,144,128/370,743,205.20
  6. Step 6: Final answer
    x = 427,372,241.40

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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.