Home / 261,041,437,537.32-360,237,201,124.62-145,295,713,209.84

Finding the Fourth Proportional to 261,041,437,537.32, 360,237,201,124.62 and 145,295,713,209.84

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Solution

The fourth proportional to 261,041,437,537.32, 360,237,201,124.62 and 145,295,713,209.84 is: 200,508,093,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,041,437,537.32 : 360,237,201,124.62 = 145,295,713,209.84 : x
  2. Step 2: Convert to fraction form
    261,041,437,537.32/360,237,201,124.62 = 145,295,713,209.84/x
  3. Step 3: Cross multiply
    261,041,437,537.32x = 360,237,201,124.62 × 145,295,713,209.84
  4. Step 4: Simplify right side
    261,041,437,537.32x = 52,340,921,062,118,238,715,904
  5. Step 5: Solve for x
    x = 52,340,921,062,118,238,715,904/261,041,437,537.32
  6. Step 6: Final answer
    x = 200,508,093,871.63

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1.5x scale

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.