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Finding the Fourth Proportional to 4,478,976,200.90, 6,718,464,301.35 and 4,478,976,200.90

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Solution

The fourth proportional to 4,478,976,200.90, 6,718,464,301.35 and 4,478,976,200.90 is: 6,718,464,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478,976,200.90 : 6,718,464,301.35 = 4,478,976,200.90 : x
  2. Step 2: Convert to fraction form
    4,478,976,200.90/6,718,464,301.35 = 4,478,976,200.90/x
  3. Step 3: Cross multiply
    4,478,976,200.90x = 6,718,464,301.35 × 4,478,976,200.90
  4. Step 4: Simplify right side
    4,478,976,200.90x = 30,091,841,712,342,896,640
  5. Step 5: Solve for x
    x = 30,091,841,712,342,896,640/4,478,976,200.90
  6. Step 6: Final answer
    x = 6,718,464,301.35

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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.