Home / 323,353,429.80-485,030,144.70-93,330,018.60

Finding the Fourth Proportional to 323,353,429.80, 485,030,144.70 and 93,330,018.60

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Solution

The fourth proportional to 323,353,429.80, 485,030,144.70 and 93,330,018.60 is: 139,995,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,353,429.80 : 485,030,144.70 = 93,330,018.60 : x
  2. Step 2: Convert to fraction form
    323,353,429.80/485,030,144.70 = 93,330,018.60/x
  3. Step 3: Cross multiply
    323,353,429.80x = 485,030,144.70 × 93,330,018.60
  4. Step 4: Simplify right side
    323,353,429.80x = 45,267,872,426,411,688
  5. Step 5: Solve for x
    x = 45,267,872,426,411,688/323,353,429.80
  6. Step 6: Final answer
    x = 139,995,027.90

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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.