Home / 624,084,003.40-936,126,005.10-317,973,987.40

Finding the Fourth Proportional to 624,084,003.40, 936,126,005.10 and 317,973,987.40

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Solution

The fourth proportional to 624,084,003.40, 936,126,005.10 and 317,973,987.40 is: 476,960,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,084,003.40 : 936,126,005.10 = 317,973,987.40 : x
  2. Step 2: Convert to fraction form
    624,084,003.40/936,126,005.10 = 317,973,987.40/x
  3. Step 3: Cross multiply
    624,084,003.40x = 936,126,005.10 × 317,973,987.40
  4. Step 4: Simplify right side
    624,084,003.40x = 297,663,718,550,479,744
  5. Step 5: Solve for x
    x = 297,663,718,550,479,744/624,084,003.40
  6. Step 6: Final answer
    x = 476,960,981.10

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1.5x scale

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.