Home / 1,173,115,202.40-1,755,137,840.40-764,968,514.40

Finding the Fourth Proportional to 1,173,115,202.40, 1,755,137,840.40 and 764,968,514.40

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Solution

The fourth proportional to 1,173,115,202.40, 1,755,137,840.40 and 764,968,514.40 is: 1,144,495,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,115,202.40 : 1,755,137,840.40 = 764,968,514.40 : x
  2. Step 2: Convert to fraction form
    1,173,115,202.40/1,755,137,840.40 = 764,968,514.40/x
  3. Step 3: Cross multiply
    1,173,115,202.40x = 1,755,137,840.40 × 764,968,514.40
  4. Step 4: Simplify right side
    1,173,115,202.40x = 1,342,625,186,338,012,416
  5. Step 5: Solve for x
    x = 1,342,625,186,338,012,416/1,173,115,202.40
  6. Step 6: Final answer
    x = 1,144,495,599.06

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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.