Home / 624,073,403.40-936,110,105.10-317,963,387.40

Finding the Fourth Proportional to 624,073,403.40, 936,110,105.10 and 317,963,387.40

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Solution

The fourth proportional to 624,073,403.40, 936,110,105.10 and 317,963,387.40 is: 476,945,081.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,073,403.40 : 936,110,105.10 = 317,963,387.40 : x
  2. Step 2: Convert to fraction form
    624,073,403.40/936,110,105.10 = 317,963,387.40/x
  3. Step 3: Cross multiply
    624,073,403.40x = 936,110,105.10 × 317,963,387.40
  4. Step 4: Simplify right side
    624,073,403.40x = 297,648,739,996,966,016
  5. Step 5: Solve for x
    x = 297,648,739,996,966,016/624,073,403.40
  6. Step 6: Final answer
    x = 476,945,081.10

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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.