Home / 5,388,902,471.40-8,083,353,707.10-4,985,794,631.40

Finding the Fourth Proportional to 5,388,902,471.40, 8,083,353,707.10 and 4,985,794,631.40

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Solution

The fourth proportional to 5,388,902,471.40, 8,083,353,707.10 and 4,985,794,631.40 is: 7,478,691,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,902,471.40 : 8,083,353,707.10 = 4,985,794,631.40 : x
  2. Step 2: Convert to fraction form
    5,388,902,471.40/8,083,353,707.10 = 4,985,794,631.40/x
  3. Step 3: Cross multiply
    5,388,902,471.40x = 8,083,353,707.10 × 4,985,794,631.40
  4. Step 4: Simplify right side
    5,388,902,471.40x = 40,301,941,516,566,470,656
  5. Step 5: Solve for x
    x = 40,301,941,516,566,470,656/5,388,902,471.40
  6. Step 6: Final answer
    x = 7,478,691,947.10

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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.