Home / 651,786,143.37-899,437,497.60-369,547,571.35

Finding the Fourth Proportional to 651,786,143.37, 899,437,497.60 and 369,547,571.35

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Solution

The fourth proportional to 651,786,143.37, 899,437,497.60 and 369,547,571.35 is: 509,960,124.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,786,143.37 : 899,437,497.60 = 369,547,571.35 : x
  2. Step 2: Convert to fraction form
    651,786,143.37/899,437,497.60 = 369,547,571.35/x
  3. Step 3: Cross multiply
    651,786,143.37x = 899,437,497.60 × 369,547,571.35
  4. Step 4: Simplify right side
    651,786,143.37x = 332,384,942,819,201,472
  5. Step 5: Solve for x
    x = 332,384,942,819,201,472/651,786,143.37
  6. Step 6: Final answer
    x = 509,960,124.50

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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.