Home / 256,124,599.31-384,197,527.80-74,371,777.31

Finding the Fourth Proportional to 256,124,599.31, 384,197,527.80 and 74,371,777.31

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Solution

The fourth proportional to 256,124,599.31, 384,197,527.80 and 74,371,777.31 is: 111,560,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,124,599.31 : 384,197,527.80 = 74,371,777.31 : x
  2. Step 2: Convert to fraction form
    256,124,599.31/384,197,527.80 = 74,371,777.31/x
  3. Step 3: Cross multiply
    256,124,599.31x = 384,197,527.80 × 74,371,777.31
  4. Step 4: Simplify right side
    256,124,599.31x = 28,573,452,981,554,628
  5. Step 5: Solve for x
    x = 28,573,452,981,554,628/256,124,599.31
  6. Step 6: Final answer
    x = 111,560,752.30

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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.