Home / 995,208,521.40-1,492,812,782.10-633,307,260.60

Finding the Fourth Proportional to 995,208,521.40, 1,492,812,782.10 and 633,307,260.60

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Solution

The fourth proportional to 995,208,521.40, 1,492,812,782.10 and 633,307,260.60 is: 949,960,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,208,521.40 : 1,492,812,782.10 = 633,307,260.60 : x
  2. Step 2: Convert to fraction form
    995,208,521.40/1,492,812,782.10 = 633,307,260.60/x
  3. Step 3: Cross multiply
    995,208,521.40x = 1,492,812,782.10 × 633,307,260.60
  4. Step 4: Simplify right side
    995,208,521.40x = 945,409,173,620,415,744
  5. Step 5: Solve for x
    x = 945,409,173,620,415,744/995,208,521.40
  6. Step 6: Final answer
    x = 949,960,890.90

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Double scale
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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.