Home / 2,820,235,066.61-3,891,959,658.93-1,550,214,710.45

Finding the Fourth Proportional to 2,820,235,066.61, 3,891,959,658.93 and 1,550,214,710.45

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Solution

The fourth proportional to 2,820,235,066.61, 3,891,959,658.93 and 1,550,214,710.45 is: 2,139,315,685.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,235,066.61 : 3,891,959,658.93 = 1,550,214,710.45 : x
  2. Step 2: Convert to fraction form
    2,820,235,066.61/3,891,959,658.93 = 1,550,214,710.45/x
  3. Step 3: Cross multiply
    2,820,235,066.61x = 3,891,959,658.93 × 1,550,214,710.45
  4. Step 4: Simplify right side
    2,820,235,066.61x = 6,033,373,115,751,250,944
  5. Step 5: Solve for x
    x = 6,033,373,115,751,250,944/2,820,235,066.61
  6. Step 6: Final answer
    x = 2,139,315,685.84

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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.