Home / 101,340,348,970.98-139,840,437,999.97-60,133,627,177.25

Finding the Fourth Proportional to 101,340,348,970.98, 139,840,437,999.97 and 60,133,627,177.25

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Solution

The fourth proportional to 101,340,348,970.98, 139,840,437,999.97 and 60,133,627,177.25 is: 82,978,920,522.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,340,348,970.98 : 139,840,437,999.97 = 60,133,627,177.25 : x
  2. Step 2: Convert to fraction form
    101,340,348,970.98/139,840,437,999.97 = 60,133,627,177.25/x
  3. Step 3: Cross multiply
    101,340,348,970.98x = 139,840,437,999.97 × 60,133,627,177.25
  4. Step 4: Simplify right side
    101,340,348,970.98x = 8,409,112,762,993,539,547,136
  5. Step 5: Solve for x
    x = 8,409,112,762,993,539,547,136/101,340,348,970.98
  6. Step 6: Final answer
    x = 82,978,920,522.58

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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.