Home / 314,928,007.80-472,392,011.70-233,298,670.20

Finding the Fourth Proportional to 314,928,007.80, 472,392,011.70 and 233,298,670.20

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Solution

The fourth proportional to 314,928,007.80, 472,392,011.70 and 233,298,670.20 is: 349,948,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,007.80 : 472,392,011.70 = 233,298,670.20 : x
  2. Step 2: Convert to fraction form
    314,928,007.80/472,392,011.70 = 233,298,670.20/x
  3. Step 3: Cross multiply
    314,928,007.80x = 472,392,011.70 × 233,298,670.20
  4. Step 4: Simplify right side
    314,928,007.80x = 110,208,428,142,712,832
  5. Step 5: Solve for x
    x = 110,208,428,142,712,832/314,928,007.80
  6. Step 6: Final answer
    x = 349,948,005.30

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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.