Home / 1,439,050,181.70-2,158,575,272.55-1,335,738,051.30

Finding the Fourth Proportional to 1,439,050,181.70, 2,158,575,272.55 and 1,335,738,051.30

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Solution

The fourth proportional to 1,439,050,181.70, 2,158,575,272.55 and 1,335,738,051.30 is: 2,003,607,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,050,181.70 : 2,158,575,272.55 = 1,335,738,051.30 : x
  2. Step 2: Convert to fraction form
    1,439,050,181.70/2,158,575,272.55 = 1,335,738,051.30/x
  3. Step 3: Cross multiply
    1,439,050,181.70x = 2,158,575,272.55 × 1,335,738,051.30
  4. Step 4: Simplify right side
    1,439,050,181.70x = 2,883,291,128,140,303,360
  5. Step 5: Solve for x
    x = 2,883,291,128,140,303,360/1,439,050,181.70
  6. Step 6: Final answer
    x = 2,003,607,076.95

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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.