Home / 851,488,121.60-1,277,232,182.40-367,758,713.60

Finding the Fourth Proportional to 851,488,121.60, 1,277,232,182.40 and 367,758,713.60

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Solution

The fourth proportional to 851,488,121.60, 1,277,232,182.40 and 367,758,713.60 is: 551,638,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,488,121.60 : 1,277,232,182.40 = 367,758,713.60 : x
  2. Step 2: Convert to fraction form
    851,488,121.60/1,277,232,182.40 = 367,758,713.60/x
  3. Step 3: Cross multiply
    851,488,121.60x = 1,277,232,182.40 × 367,758,713.60
  4. Step 4: Simplify right side
    851,488,121.60x = 469,713,264,367,944,640
  5. Step 5: Solve for x
    x = 469,713,264,367,944,640/851,488,121.60
  6. Step 6: Final answer
    x = 551,638,070.40

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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.