Home / 231,374,613.40-347,088,256.02-83,891,628.01

Finding the Fourth Proportional to 231,374,613.40, 347,088,256.02 and 83,891,628.01

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Solution

The fourth proportional to 231,374,613.40, 347,088,256.02 and 83,891,628.01 is: 125,846,990.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,374,613.40 : 347,088,256.02 = 83,891,628.01 : x
  2. Step 2: Convert to fraction form
    231,374,613.40/347,088,256.02 = 83,891,628.01/x
  3. Step 3: Cross multiply
    231,374,613.40x = 347,088,256.02 × 83,891,628.01
  4. Step 4: Simplify right side
    231,374,613.40x = 29,117,798,860,669,484
  5. Step 5: Solve for x
    x = 29,117,798,860,669,484/231,374,613.40
  6. Step 6: Final answer
    x = 125,846,990.87

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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.