Home / 72,533,028.69-100,097,374.86-39,495,088.89

Finding the Fourth Proportional to 72,533,028.69, 100,097,374.86 and 39,495,088.89

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Solution

The fourth proportional to 72,533,028.69, 100,097,374.86 and 39,495,088.89 is: 54,504,200.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,533,028.69 : 100,097,374.86 = 39,495,088.89 : x
  2. Step 2: Convert to fraction form
    72,533,028.69/100,097,374.86 = 39,495,088.89/x
  3. Step 3: Cross multiply
    72,533,028.69x = 100,097,374.86 × 39,495,088.89
  4. Step 4: Simplify right side
    72,533,028.69x = 3,953,354,717,751,351.50
  5. Step 5: Solve for x
    x = 3,953,354,717,751,351.50/72,533,028.69
  6. Step 6: Final answer
    x = 54,504,200.21

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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.