Home / 119,013,001.60-178,435,521.60-54,347,785.60

Finding the Fourth Proportional to 119,013,001.60, 178,435,521.60 and 54,347,785.60

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Solution

The fourth proportional to 119,013,001.60, 178,435,521.60 and 54,347,785.60 is: 81,483,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,013,001.60 : 178,435,521.60 = 54,347,785.60 : x
  2. Step 2: Convert to fraction form
    119,013,001.60/178,435,521.60 = 54,347,785.60/x
  3. Step 3: Cross multiply
    119,013,001.60x = 178,435,521.60 × 54,347,785.60
  4. Step 4: Simplify right side
    119,013,001.60x = 9,697,575,471,340,968
  5. Step 5: Solve for x
    x = 9,697,575,471,340,968/119,013,001.60
  6. Step 6: Final answer
    x = 81,483,328.22

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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.