Home / 323,353,312.80-485,029,969.20-93,329,901.60

Finding the Fourth Proportional to 323,353,312.80, 485,029,969.20 and 93,329,901.60

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Solution

The fourth proportional to 323,353,312.80, 485,029,969.20 and 93,329,901.60 is: 139,994,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,353,312.80 : 485,029,969.20 = 93,329,901.60 : x
  2. Step 2: Convert to fraction form
    323,353,312.80/485,029,969.20 = 93,329,901.60/x
  3. Step 3: Cross multiply
    323,353,312.80x = 485,029,969.20 × 93,329,901.60
  4. Step 4: Simplify right side
    323,353,312.80x = 45,267,799,298,487,024
  5. Step 5: Solve for x
    x = 45,267,799,298,487,024/323,353,312.80
  6. Step 6: Final answer
    x = 139,994,852.40

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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.