Home / 354,312,401.40-531,468,602.10-304,994,676.60

Finding the Fourth Proportional to 354,312,401.40, 531,468,602.10 and 304,994,676.60

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Solution

The fourth proportional to 354,312,401.40, 531,468,602.10 and 304,994,676.60 is: 457,492,014.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,312,401.40 : 531,468,602.10 = 304,994,676.60 : x
  2. Step 2: Convert to fraction form
    354,312,401.40/531,468,602.10 = 304,994,676.60/x
  3. Step 3: Cross multiply
    354,312,401.40x = 531,468,602.10 × 304,994,676.60
  4. Step 4: Simplify right side
    354,312,401.40x = 162,095,094,420,543,616
  5. Step 5: Solve for x
    x = 162,095,094,420,543,616/354,312,401.40
  6. Step 6: Final answer
    x = 457,492,014.90

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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.