Home / 245,602,670.10-368,155,999.35-122,591,793.30

Finding the Fourth Proportional to 245,602,670.10, 368,155,999.35 and 122,591,793.30

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Solution

The fourth proportional to 245,602,670.10, 368,155,999.35 and 122,591,793.30 is: 183,763,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,602,670.10 : 368,155,999.35 = 122,591,793.30 : x
  2. Step 2: Convert to fraction form
    245,602,670.10/368,155,999.35 = 122,591,793.30/x
  3. Step 3: Cross multiply
    245,602,670.10x = 368,155,999.35 × 122,591,793.30
  4. Step 4: Simplify right side
    245,602,670.10x = 45,132,904,174,470,136
  5. Step 5: Solve for x
    x = 45,132,904,174,470,136/245,602,670.10
  6. Step 6: Final answer
    x = 183,763,898.64

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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.