Home / 314,928,001.70-472,392,002.55-294,772,609.70

Finding the Fourth Proportional to 314,928,001.70, 472,392,002.55 and 294,772,609.70

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Solution

The fourth proportional to 314,928,001.70, 472,392,002.55 and 294,772,609.70 is: 442,158,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,001.70 : 472,392,002.55 = 294,772,609.70 : x
  2. Step 2: Convert to fraction form
    314,928,001.70/472,392,002.55 = 294,772,609.70/x
  3. Step 3: Cross multiply
    314,928,001.70x = 472,392,002.55 × 294,772,609.70
  4. Step 4: Simplify right side
    314,928,001.70x = 139,248,223,393,072,560
  5. Step 5: Solve for x
    x = 139,248,223,393,072,560/314,928,001.70
  6. Step 6: Final answer
    x = 442,158,914.55

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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.