Home / 247,228,299,713.70-370,842,449,570.55-61,113,409,985.70

Finding the Fourth Proportional to 247,228,299,713.70, 370,842,449,570.55 and 61,113,409,985.70

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Solution

The fourth proportional to 247,228,299,713.70, 370,842,449,570.55 and 61,113,409,985.70 is: 91,670,114,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,228,299,713.70 : 370,842,449,570.55 = 61,113,409,985.70 : x
  2. Step 2: Convert to fraction form
    247,228,299,713.70/370,842,449,570.55 = 61,113,409,985.70/x
  3. Step 3: Cross multiply
    247,228,299,713.70x = 370,842,449,570.55 × 61,113,409,985.70
  4. Step 4: Simplify right side
    247,228,299,713.70x = 22,663,446,660,706,297,970,688
  5. Step 5: Solve for x
    x = 22,663,446,660,706,297,970,688/247,228,299,713.70
  6. Step 6: Final answer
    x = 91,670,114,978.55

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1.5x scale

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.