Home / 3,432,255,217.47-5,148,430,655.90-978,592,120.47

Finding the Fourth Proportional to 3,432,255,217.47, 5,148,430,655.90 and 978,592,120.47

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Solution

The fourth proportional to 3,432,255,217.47, 5,148,430,655.90 and 978,592,120.47 is: 1,467,901,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,255,217.47 : 5,148,430,655.90 = 978,592,120.47 : x
  2. Step 2: Convert to fraction form
    3,432,255,217.47/5,148,430,655.90 = 978,592,120.47/x
  3. Step 3: Cross multiply
    3,432,255,217.47x = 5,148,430,655.90 × 978,592,120.47
  4. Step 4: Simplify right side
    3,432,255,217.47x = 5,038,213,672,645,041,152
  5. Step 5: Solve for x
    x = 5,038,213,672,645,041,152/3,432,255,217.47
  6. Step 6: Final answer
    x = 1,467,901,817.73

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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.