Home / 540,836,860.98-811,254,030.05-355,262,194.52

Finding the Fourth Proportional to 540,836,860.98, 811,254,030.05 and 355,262,194.52

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Solution

The fourth proportional to 540,836,860.98, 811,254,030.05 and 355,262,194.52 is: 532,892,463.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,836,860.98 : 811,254,030.05 = 355,262,194.52 : x
  2. Step 2: Convert to fraction form
    540,836,860.98/811,254,030.05 = 355,262,194.52/x
  3. Step 3: Cross multiply
    540,836,860.98x = 811,254,030.05 × 355,262,194.52
  4. Step 4: Simplify right side
    540,836,860.98x = 288,207,887,028,630,112
  5. Step 5: Solve for x
    x = 288,207,887,028,630,112/540,836,860.98
  6. Step 6: Final answer
    x = 532,892,463.18

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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.