Home / 31,886,784,277.20-47,830,176,415.80-17,009,837,499.60

Finding the Fourth Proportional to 31,886,784,277.20, 47,830,176,415.80 and 17,009,837,499.60

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Solution

The fourth proportional to 31,886,784,277.20, 47,830,176,415.80 and 17,009,837,499.60 is: 25,514,756,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,886,784,277.20 : 47,830,176,415.80 = 17,009,837,499.60 : x
  2. Step 2: Convert to fraction form
    31,886,784,277.20/47,830,176,415.80 = 17,009,837,499.60/x
  3. Step 3: Cross multiply
    31,886,784,277.20x = 47,830,176,415.80 × 17,009,837,499.60
  4. Step 4: Simplify right side
    31,886,784,277.20x = 813,583,528,409,958,449,152
  5. Step 5: Solve for x
    x = 813,583,528,409,958,449,152/31,886,784,277.20
  6. Step 6: Final answer
    x = 25,514,756,249.40

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Double scale
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1.5x scale

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.