Home / 11,949,385,259.51-16,492,310,749.37-7,127,059,707.35

Finding the Fourth Proportional to 11,949,385,259.51, 16,492,310,749.37 and 7,127,059,707.35

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Solution

The fourth proportional to 11,949,385,259.51, 16,492,310,749.37 and 7,127,059,707.35 is: 9,836,630,158.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949,385,259.51 : 16,492,310,749.37 = 7,127,059,707.35 : x
  2. Step 2: Convert to fraction form
    11,949,385,259.51/16,492,310,749.37 = 7,127,059,707.35/x
  3. Step 3: Cross multiply
    11,949,385,259.51x = 16,492,310,749.37 × 7,127,059,707.35
  4. Step 4: Simplify right side
    11,949,385,259.51x = 117,541,683,422,862,000,128
  5. Step 5: Solve for x
    x = 117,541,683,422,862,000,128/11,949,385,259.51
  6. Step 6: Final answer
    x = 9,836,630,158.81

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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.