Home / 651,786,907.02-899,438,559.39-369,548,336.22

Finding the Fourth Proportional to 651,786,907.02, 899,438,559.39 and 369,548,336.22

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Solution

The fourth proportional to 651,786,907.02, 899,438,559.39 and 369,548,336.22 is: 509,961,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,786,907.02 : 899,438,559.39 = 369,548,336.22 : x
  2. Step 2: Convert to fraction form
    651,786,907.02/899,438,559.39 = 369,548,336.22/x
  3. Step 3: Cross multiply
    651,786,907.02x = 899,438,559.39 × 369,548,336.22
  4. Step 4: Simplify right side
    651,786,907.02x = 332,386,023,154,688,192
  5. Step 5: Solve for x
    x = 332,386,023,154,688,192/651,786,907.02
  6. Step 6: Final answer
    x = 509,961,184.51

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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.