Home / 105,323,018.55-157,927,723.06-47,783,895.27

Finding the Fourth Proportional to 105,323,018.55, 157,927,723.06 and 47,783,895.27

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Solution

The fourth proportional to 105,323,018.55, 157,927,723.06 and 47,783,895.27 is: 71,650,071.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,323,018.55 : 157,927,723.06 = 47,783,895.27 : x
  2. Step 2: Convert to fraction form
    105,323,018.55/157,927,723.06 = 47,783,895.27/x
  3. Step 3: Cross multiply
    105,323,018.55x = 157,927,723.06 × 47,783,895.27
  4. Step 4: Simplify right side
    105,323,018.55x = 7,546,401,778,928,605
  5. Step 5: Solve for x
    x = 7,546,401,778,928,605/105,323,018.55
  6. Step 6: Final answer
    x = 71,650,071.21

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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.