Home / 1,810,274,121.60-2,714,773,453.20-645,780,602.40

Finding the Fourth Proportional to 1,810,274,121.60, 2,714,773,453.20 and 645,780,602.40

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Solution

The fourth proportional to 1,810,274,121.60, 2,714,773,453.20 and 645,780,602.40 is: 968,443,405.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,274,121.60 : 2,714,773,453.20 = 645,780,602.40 : x
  2. Step 2: Convert to fraction form
    1,810,274,121.60/2,714,773,453.20 = 645,780,602.40/x
  3. Step 3: Cross multiply
    1,810,274,121.60x = 2,714,773,453.20 × 645,780,602.40
  4. Step 4: Simplify right side
    1,810,274,121.60x = 1,753,148,035,987,024,128
  5. Step 5: Solve for x
    x = 1,753,148,035,987,024,128/1,810,274,121.60
  6. Step 6: Final answer
    x = 968,443,405.93

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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.