Home / 26,709,831,065.80-40,064,746,598.70-18,873,414,656.20

Finding the Fourth Proportional to 26,709,831,065.80, 40,064,746,598.70 and 18,873,414,656.20

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Solution

The fourth proportional to 26,709,831,065.80, 40,064,746,598.70 and 18,873,414,656.20 is: 28,310,121,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709,831,065.80 : 40,064,746,598.70 = 18,873,414,656.20 : x
  2. Step 2: Convert to fraction form
    26,709,831,065.80/40,064,746,598.70 = 18,873,414,656.20/x
  3. Step 3: Cross multiply
    26,709,831,065.80x = 40,064,746,598.70 × 18,873,414,656.20
  4. Step 4: Simplify right side
    26,709,831,065.80x = 756,158,575,652,843,683,840
  5. Step 5: Solve for x
    x = 756,158,575,652,843,683,840/26,709,831,065.80
  6. Step 6: Final answer
    x = 28,310,121,984.30

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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.