Home / 3,989,094,752.80-5,983,642,129.20-3,774,817,741.60

Finding the Fourth Proportional to 3,989,094,752.80, 5,983,642,129.20 and 3,774,817,741.60

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Solution

The fourth proportional to 3,989,094,752.80, 5,983,642,129.20 and 3,774,817,741.60 is: 5,662,226,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,094,752.80 : 5,983,642,129.20 = 3,774,817,741.60 : x
  2. Step 2: Convert to fraction form
    3,989,094,752.80/5,983,642,129.20 = 3,774,817,741.60/x
  3. Step 3: Cross multiply
    3,989,094,752.80x = 5,983,642,129.20 × 3,774,817,741.60
  4. Step 4: Simplify right side
    3,989,094,752.80x = 22,587,158,468,689,358,848
  5. Step 5: Solve for x
    x = 22,587,158,468,689,358,848/3,989,094,752.80
  6. Step 6: Final answer
    x = 5,662,226,612.40

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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.