Home / 314,928,602.70-472,392,904.05-223,095,597.90

Finding the Fourth Proportional to 314,928,602.70, 472,392,904.05 and 223,095,597.90

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Solution

The fourth proportional to 314,928,602.70, 472,392,904.05 and 223,095,597.90 is: 334,643,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,602.70 : 472,392,904.05 = 223,095,597.90 : x
  2. Step 2: Convert to fraction form
    314,928,602.70/472,392,904.05 = 223,095,597.90/x
  3. Step 3: Cross multiply
    314,928,602.70x = 472,392,904.05 × 223,095,597.90
  4. Step 4: Simplify right side
    314,928,602.70x = 105,388,777,372,752,080
  5. Step 5: Solve for x
    x = 105,388,777,372,752,080/314,928,602.70
  6. Step 6: Final answer
    x = 334,643,396.85

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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.