Home / 995,409,976.20-1,492,915,898.70-477,839,416.20

Finding the Fourth Proportional to 995,409,976.20, 1,492,915,898.70 and 477,839,416.20

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Solution

The fourth proportional to 995,409,976.20, 1,492,915,898.70 and 477,839,416.20 is: 716,663,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,409,976.20 : 1,492,915,898.70 = 477,839,416.20 : x
  2. Step 2: Convert to fraction form
    995,409,976.20/1,492,915,898.70 = 477,839,416.20/x
  3. Step 3: Cross multiply
    995,409,976.20x = 1,492,915,898.70 × 477,839,416.20
  4. Step 4: Simplify right side
    995,409,976.20x = 713,374,061,470,506,368
  5. Step 5: Solve for x
    x = 713,374,061,470,506,368/995,409,976.20
  6. Step 6: Final answer
    x = 716,663,564.29

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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.