Home / 1,594,325,980.80-2,391,488,971.20-778,032,604.80

Finding the Fourth Proportional to 1,594,325,980.80, 2,391,488,971.20 and 778,032,604.80

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Solution

The fourth proportional to 1,594,325,980.80, 2,391,488,971.20 and 778,032,604.80 is: 1,167,048,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,325,980.80 : 2,391,488,971.20 = 778,032,604.80 : x
  2. Step 2: Convert to fraction form
    1,594,325,980.80/2,391,488,971.20 = 778,032,604.80/x
  3. Step 3: Cross multiply
    1,594,325,980.80x = 2,391,488,971.20 × 778,032,604.80
  4. Step 4: Simplify right side
    1,594,325,980.80x = 1,860,656,393,613,207,808
  5. Step 5: Solve for x
    x = 1,860,656,393,613,207,808/1,594,325,980.80
  6. Step 6: Final answer
    x = 1,167,048,907.20

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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.