Home / 1,205,863,980.02-1,808,367,914.12-353,803,684

Finding the Fourth Proportional to 1,205,863,980.02, 1,808,367,914.12 and 353,803,684

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Solution

The fourth proportional to 1,205,863,980.02, 1,808,367,914.12 and 353,803,684 is: 530,579,933.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,863,980.02 : 1,808,367,914.12 = 353,803,684 : x
  2. Step 2: Convert to fraction form
    1,205,863,980.02/1,808,367,914.12 = 353,803,684/x
  3. Step 3: Cross multiply
    1,205,863,980.02x = 1,808,367,914.12 × 353,803,684
  4. Step 4: Simplify right side
    1,205,863,980.02x = 639,807,230,043,051,520
  5. Step 5: Solve for x
    x = 639,807,230,043,051,520/1,205,863,980.02
  6. Step 6: Final answer
    x = 530,579,933.26

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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.