Home / 1,181,495,501.88-1,630,556,736.76-672,879,720.96

Finding the Fourth Proportional to 1,181,495,501.88, 1,630,556,736.76 and 672,879,720.96

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Solution

The fourth proportional to 1,181,495,501.88, 1,630,556,736.76 and 672,879,720.96 is: 928,626,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,495,501.88 : 1,630,556,736.76 = 672,879,720.96 : x
  2. Step 2: Convert to fraction form
    1,181,495,501.88/1,630,556,736.76 = 672,879,720.96/x
  3. Step 3: Cross multiply
    1,181,495,501.88x = 1,630,556,736.76 × 672,879,720.96
  4. Step 4: Simplify right side
    1,181,495,501.88x = 1,097,168,562,028,999,936
  5. Step 5: Solve for x
    x = 1,097,168,562,028,999,936/1,181,495,501.88
  6. Step 6: Final answer
    x = 928,626,948.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.