Home / 452,495,190.60-678,742,785.90-179,865,957.60

Finding the Fourth Proportional to 452,495,190.60, 678,742,785.90 and 179,865,957.60

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Solution

The fourth proportional to 452,495,190.60, 678,742,785.90 and 179,865,957.60 is: 269,798,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,495,190.60 : 678,742,785.90 = 179,865,957.60 : x
  2. Step 2: Convert to fraction form
    452,495,190.60/678,742,785.90 = 179,865,957.60/x
  3. Step 3: Cross multiply
    452,495,190.60x = 678,742,785.90 × 179,865,957.60
  4. Step 4: Simplify right side
    452,495,190.60x = 122,082,721,149,995,264
  5. Step 5: Solve for x
    x = 122,082,721,149,995,264/452,495,190.60
  6. Step 6: Final answer
    x = 269,798,936.40

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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.