Home / 98,555,084,920.06-147,831,011,880.98-31,401,417,723.70

Finding the Fourth Proportional to 98,555,084,920.06, 147,831,011,880.98 and 31,401,417,723.70

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Solution

The fourth proportional to 98,555,084,920.06, 147,831,011,880.98 and 31,401,417,723.70 is: 47,101,611,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,555,084,920.06 : 147,831,011,880.98 = 31,401,417,723.70 : x
  2. Step 2: Convert to fraction form
    98,555,084,920.06/147,831,011,880.98 = 31,401,417,723.70/x
  3. Step 3: Cross multiply
    98,555,084,920.06x = 147,831,011,880.98 × 31,401,417,723.70
  4. Step 4: Simplify right side
    98,555,084,920.06x = 4,642,103,356,591,911,206,912
  5. Step 5: Solve for x
    x = 4,642,103,356,591,911,206,912/98,555,084,920.06
  6. Step 6: Final answer
    x = 47,101,611,858.56

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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.