Home / 236,196,206.80-354,294,310.20-218,977,518.40

Finding the Fourth Proportional to 236,196,206.80, 354,294,310.20 and 218,977,518.40

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Solution

The fourth proportional to 236,196,206.80, 354,294,310.20 and 218,977,518.40 is: 328,466,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,206.80 : 354,294,310.20 = 218,977,518.40 : x
  2. Step 2: Convert to fraction form
    236,196,206.80/354,294,310.20 = 218,977,518.40/x
  3. Step 3: Cross multiply
    236,196,206.80x = 354,294,310.20 × 218,977,518.40
  4. Step 4: Simplify right side
    236,196,206.80x = 77,582,488,830,835,808
  5. Step 5: Solve for x
    x = 77,582,488,830,835,808/236,196,206.80
  6. Step 6: Final answer
    x = 328,466,277.60

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1.5x scale

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.