Home / 185,450,712.39-255,909,181.19-102,938,001.75

Finding the Fourth Proportional to 185,450,712.39, 255,909,181.19 and 102,938,001.75

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Solution

The fourth proportional to 185,450,712.39, 255,909,181.19 and 102,938,001.75 is: 142,047,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,450,712.39 : 255,909,181.19 = 102,938,001.75 : x
  2. Step 2: Convert to fraction form
    185,450,712.39/255,909,181.19 = 102,938,001.75/x
  3. Step 3: Cross multiply
    185,450,712.39x = 255,909,181.19 × 102,938,001.75
  4. Step 4: Simplify right side
    185,450,712.39x = 26,342,779,740,662,596
  5. Step 5: Solve for x
    x = 26,342,779,740,662,596/185,450,712.39
  6. Step 6: Final answer
    x = 142,047,336.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.