Home / 103,724,984.66-143,148,638.52-59,072,844.90

Finding the Fourth Proportional to 103,724,984.66, 143,148,638.52 and 59,072,844.90

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Solution

The fourth proportional to 103,724,984.66, 143,148,638.52 and 59,072,844.90 is: 81,525,173.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,724,984.66 : 143,148,638.52 = 59,072,844.90 : x
  2. Step 2: Convert to fraction form
    103,724,984.66/143,148,638.52 = 59,072,844.90/x
  3. Step 3: Cross multiply
    103,724,984.66x = 143,148,638.52 × 59,072,844.90
  4. Step 4: Simplify right side
    103,724,984.66x = 8,456,197,320,938,126
  5. Step 5: Solve for x
    x = 8,456,197,320,938,126/103,724,984.66
  6. Step 6: Final answer
    x = 81,525,173.02

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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.