Home / 341,925,678.56-512,881,324.96-83,142,225.92

Finding the Fourth Proportional to 341,925,678.56, 512,881,324.96 and 83,142,225.92

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Solution

The fourth proportional to 341,925,678.56, 512,881,324.96 and 83,142,225.92 is: 124,711,589.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,925,678.56 : 512,881,324.96 = 83,142,225.92 : x
  2. Step 2: Convert to fraction form
    341,925,678.56/512,881,324.96 = 83,142,225.92/x
  3. Step 3: Cross multiply
    341,925,678.56x = 512,881,324.96 × 83,142,225.92
  4. Step 4: Simplify right side
    341,925,678.56x = 42,642,094,989,973,256
  5. Step 5: Solve for x
    x = 42,642,094,989,973,256/341,925,678.56
  6. Step 6: Final answer
    x = 124,711,589.87

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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.