Home / 315,765,913.39-435,734,839.28-183,597,533.19

Finding the Fourth Proportional to 315,765,913.39, 435,734,839.28 and 183,597,533.19

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Solution

The fourth proportional to 315,765,913.39, 435,734,839.28 and 183,597,533.19 is: 253,351,733.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,765,913.39 : 435,734,839.28 = 183,597,533.19 : x
  2. Step 2: Convert to fraction form
    315,765,913.39/435,734,839.28 = 183,597,533.19/x
  3. Step 3: Cross multiply
    315,765,913.39x = 435,734,839.28 × 183,597,533.19
  4. Step 4: Simplify right side
    315,765,913.39x = 79,999,841,617,208,112
  5. Step 5: Solve for x
    x = 79,999,841,617,208,112/315,765,913.39
  6. Step 6: Final answer
    x = 253,351,733.75

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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.