Home / 641,536,592.71-962,709,710.95-273,070,952.98

Finding the Fourth Proportional to 641,536,592.71, 962,709,710.95 and 273,070,952.98

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Solution

The fourth proportional to 641,536,592.71, 962,709,710.95 and 273,070,952.98 is: 409,778,742.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,536,592.71 : 962,709,710.95 = 273,070,952.98 : x
  2. Step 2: Convert to fraction form
    641,536,592.71/962,709,710.95 = 273,070,952.98/x
  3. Step 3: Cross multiply
    641,536,592.71x = 962,709,710.95 × 273,070,952.98
  4. Step 4: Simplify right side
    641,536,592.71x = 262,888,058,207,403,328
  5. Step 5: Solve for x
    x = 262,888,058,207,403,328/641,536,592.71
  6. Step 6: Final answer
    x = 409,778,742.47

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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.