Home / 990,078,596,352.23-1,485,117,894,528.30-990,078,596,352.23

Finding the Fourth Proportional to 990,078,596,352.23, 1,485,117,894,528.30 and 990,078,596,352.23

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Solution

The fourth proportional to 990,078,596,352.23, 1,485,117,894,528.30 and 990,078,596,352.23 is: 1,485,117,894,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,078,596,352.23 : 1,485,117,894,528.30 = 990,078,596,352.23 : x
  2. Step 2: Convert to fraction form
    990,078,596,352.23/1,485,117,894,528.30 = 990,078,596,352.23/x
  3. Step 3: Cross multiply
    990,078,596,352.23x = 1,485,117,894,528.30 × 990,078,596,352.23
  4. Step 4: Simplify right side
    990,078,596,352.23x = 1,470,383,440,432,158,560,223,232
  5. Step 5: Solve for x
    x = 1,470,383,440,432,158,560,223,232/990,078,596,352.23
  6. Step 6: Final answer
    x = 1,485,117,894,528.30

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Double scale
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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.