Home / 207,333,768.56-286,118,900.21-113,247,975.49

Finding the Fourth Proportional to 207,333,768.56, 286,118,900.21 and 113,247,975.49

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Solution

The fourth proportional to 207,333,768.56, 286,118,900.21 and 113,247,975.49 is: 156,281,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,333,768.56 : 286,118,900.21 = 113,247,975.49 : x
  2. Step 2: Convert to fraction form
    207,333,768.56/286,118,900.21 = 113,247,975.49/x
  3. Step 3: Cross multiply
    207,333,768.56x = 286,118,900.21 × 113,247,975.49
  4. Step 4: Simplify right side
    207,333,768.56x = 32,402,386,196,777,240
  5. Step 5: Solve for x
    x = 32,402,386,196,777,240/207,333,768.56
  6. Step 6: Final answer
    x = 156,281,277.39

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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.