Home / 14,367,780,135.60-21,551,670,203.40-8,490,467,828.40

Finding the Fourth Proportional to 14,367,780,135.60, 21,551,670,203.40 and 8,490,467,828.40

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Solution

The fourth proportional to 14,367,780,135.60, 21,551,670,203.40 and 8,490,467,828.40 is: 12,735,701,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367,780,135.60 : 21,551,670,203.40 = 8,490,467,828.40 : x
  2. Step 2: Convert to fraction form
    14,367,780,135.60/21,551,670,203.40 = 8,490,467,828.40/x
  3. Step 3: Cross multiply
    14,367,780,135.60x = 21,551,670,203.40 × 8,490,467,828.40
  4. Step 4: Simplify right side
    14,367,780,135.60x = 182,983,762,510,254,604,288
  5. Step 5: Solve for x
    x = 182,983,762,510,254,604,288/14,367,780,135.60
  6. Step 6: Final answer
    x = 12,735,701,742.60

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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.