Home / 316,546,678.16-474,829,348.44-270,196,309.52

Finding the Fourth Proportional to 316,546,678.16, 474,829,348.44 and 270,196,309.52

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Solution

The fourth proportional to 316,546,678.16, 474,829,348.44 and 270,196,309.52 is: 405,302,429.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,546,678.16 : 474,829,348.44 = 270,196,309.52 : x
  2. Step 2: Convert to fraction form
    316,546,678.16/474,829,348.44 = 270,196,309.52/x
  3. Step 3: Cross multiply
    316,546,678.16x = 474,829,348.44 × 270,196,309.52
  4. Step 4: Simplify right side
    316,546,678.16x = 128,297,137,600,274,160
  5. Step 5: Solve for x
    x = 128,297,137,600,274,160/316,546,678.16
  6. Step 6: Final answer
    x = 405,302,429.16

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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.