Home / 540,836,930.77-811,254,134.58-355,262,264.17

Finding the Fourth Proportional to 540,836,930.77, 811,254,134.58 and 355,262,264.17

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Solution

The fourth proportional to 540,836,930.77, 811,254,134.58 and 355,262,264.17 is: 532,892,567.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,836,930.77 : 811,254,134.58 = 355,262,264.17 : x
  2. Step 2: Convert to fraction form
    540,836,930.77/811,254,134.58 = 355,262,264.17/x
  3. Step 3: Cross multiply
    540,836,930.77x = 811,254,134.58 × 355,262,264.17
  4. Step 4: Simplify right side
    540,836,930.77x = 288,207,980,668,164,736
  5. Step 5: Solve for x
    x = 288,207,980,668,164,736/540,836,930.77
  6. Step 6: Final answer
    x = 532,892,567.56

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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.