Home / 98,555,084,932.80-147,831,011,900.10-31,401,417,736.44

Finding the Fourth Proportional to 98,555,084,932.80, 147,831,011,900.10 and 31,401,417,736.44

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Solution

The fourth proportional to 98,555,084,932.80, 147,831,011,900.10 and 31,401,417,736.44 is: 47,101,611,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,555,084,932.80 : 147,831,011,900.10 = 31,401,417,736.44 : x
  2. Step 2: Convert to fraction form
    98,555,084,932.80/147,831,011,900.10 = 31,401,417,736.44/x
  3. Step 3: Cross multiply
    98,555,084,932.80x = 147,831,011,900.10 × 31,401,417,736.44
  4. Step 4: Simplify right side
    98,555,084,932.80x = 4,642,103,359,075,672,653,824
  5. Step 5: Solve for x
    x = 4,642,103,359,075,672,653,824/98,555,084,932.80
  6. Step 6: Final answer
    x = 47,101,611,877.67

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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.