Home / 465,048,611.80-697,572,917.70-310,080,416.20

Finding the Fourth Proportional to 465,048,611.80, 697,572,917.70 and 310,080,416.20

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Solution

The fourth proportional to 465,048,611.80, 697,572,917.70 and 310,080,416.20 is: 465,120,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,048,611.80 : 697,572,917.70 = 310,080,416.20 : x
  2. Step 2: Convert to fraction form
    465,048,611.80/697,572,917.70 = 310,080,416.20/x
  3. Step 3: Cross multiply
    465,048,611.80x = 697,572,917.70 × 310,080,416.20
  4. Step 4: Simplify right side
    465,048,611.80x = 216,303,700,650,264,352
  5. Step 5: Solve for x
    x = 216,303,700,650,264,352/465,048,611.80
  6. Step 6: Final answer
    x = 465,120,624.30

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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.