Home / 108,602,812.20-162,904,218.30-96,698,533.80

Finding the Fourth Proportional to 108,602,812.20, 162,904,218.30 and 96,698,533.80

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Solution

The fourth proportional to 108,602,812.20, 162,904,218.30 and 96,698,533.80 is: 145,047,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,602,812.20 : 162,904,218.30 = 96,698,533.80 : x
  2. Step 2: Convert to fraction form
    108,602,812.20/162,904,218.30 = 96,698,533.80/x
  3. Step 3: Cross multiply
    108,602,812.20x = 162,904,218.30 × 96,698,533.80
  4. Step 4: Simplify right side
    108,602,812.20x = 15,752,599,059,445,130
  5. Step 5: Solve for x
    x = 15,752,599,059,445,130/108,602,812.20
  6. Step 6: Final answer
    x = 145,047,800.70

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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.