Home / 98,555,084,918.55-147,831,011,878.73-31,401,417,722.19

Finding the Fourth Proportional to 98,555,084,918.55, 147,831,011,878.73 and 31,401,417,722.19

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Solution

The fourth proportional to 98,555,084,918.55, 147,831,011,878.73 and 31,401,417,722.19 is: 47,101,611,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,555,084,918.55 : 147,831,011,878.73 = 31,401,417,722.19 : x
  2. Step 2: Convert to fraction form
    98,555,084,918.55/147,831,011,878.73 = 31,401,417,722.19/x
  3. Step 3: Cross multiply
    98,555,084,918.55x = 147,831,011,878.73 × 31,401,417,722.19
  4. Step 4: Simplify right side
    98,555,084,918.55x = 4,642,103,356,298,032,578,560
  5. Step 5: Solve for x
    x = 4,642,103,356,298,032,578,560/98,555,084,918.55
  6. Step 6: Final answer
    x = 47,101,611,856.30

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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.