Home / 9,199,431,267.55-12,695,190,056.62-5,130,337,392.70

Finding the Fourth Proportional to 9,199,431,267.55, 12,695,190,056.62 and 5,130,337,392.70

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Solution

The fourth proportional to 9,199,431,267.55, 12,695,190,056.62 and 5,130,337,392.70 is: 7,079,851,608.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199,431,267.55 : 12,695,190,056.62 = 5,130,337,392.70 : x
  2. Step 2: Convert to fraction form
    9,199,431,267.55/12,695,190,056.62 = 5,130,337,392.70/x
  3. Step 3: Cross multiply
    9,199,431,267.55x = 12,695,190,056.62 × 5,130,337,392.70
  4. Step 4: Simplify right side
    9,199,431,267.55x = 65,130,608,254,868,824,064
  5. Step 5: Solve for x
    x = 65,130,608,254,868,824,064/9,199,431,267.55
  6. Step 6: Final answer
    x = 7,079,851,608.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.