Home / 1,239,401,475-1,710,374,035.50-682,483,195.08

Finding the Fourth Proportional to 1,239,401,475, 1,710,374,035.50 and 682,483,195.08

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Solution

The fourth proportional to 1,239,401,475, 1,710,374,035.50 and 682,483,195.08 is: 941,826,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,401,475 : 1,710,374,035.50 = 682,483,195.08 : x
  2. Step 2: Convert to fraction form
    1,239,401,475/1,710,374,035.50 = 682,483,195.08/x
  3. Step 3: Cross multiply
    1,239,401,475x = 1,710,374,035.50 × 682,483,195.08
  4. Step 4: Simplify right side
    1,239,401,475x = 1,167,301,536,529,913,344
  5. Step 5: Solve for x
    x = 1,167,301,536,529,913,344/1,239,401,475
  6. Step 6: Final answer
    x = 941,826,809.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.