Home / 108,915,628.40-163,373,442.60-95,478,700.40

Finding the Fourth Proportional to 108,915,628.40, 163,373,442.60 and 95,478,700.40

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Solution

The fourth proportional to 108,915,628.40, 163,373,442.60 and 95,478,700.40 is: 143,218,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,915,628.40 : 163,373,442.60 = 95,478,700.40 : x
  2. Step 2: Convert to fraction form
    108,915,628.40/163,373,442.60 = 95,478,700.40/x
  3. Step 3: Cross multiply
    108,915,628.40x = 163,373,442.60 × 95,478,700.40
  4. Step 4: Simplify right side
    108,915,628.40x = 15,598,683,979,321,998
  5. Step 5: Solve for x
    x = 15,598,683,979,321,998/108,915,628.40
  6. Step 6: Final answer
    x = 143,218,050.60

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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.