Home / 529,147,176.66-730,264,006.98-317,461,973.67

Finding the Fourth Proportional to 529,147,176.66, 730,264,006.98 and 317,461,973.67

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Solution

The fourth proportional to 529,147,176.66, 730,264,006.98 and 317,461,973.67 is: 438,122,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,147,176.66 : 730,264,006.98 = 317,461,973.67 : x
  2. Step 2: Convert to fraction form
    529,147,176.66/730,264,006.98 = 317,461,973.67/x
  3. Step 3: Cross multiply
    529,147,176.66x = 730,264,006.98 × 317,461,973.67
  4. Step 4: Simplify right side
    529,147,176.66x = 231,831,052,956,033,472
  5. Step 5: Solve for x
    x = 231,831,052,956,033,472/529,147,176.66
  6. Step 6: Final answer
    x = 438,122,063.54

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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.