Home / 612,121,166.20-918,181,749.30-612,121,166.20

Finding the Fourth Proportional to 612,121,166.20, 918,181,749.30 and 612,121,166.20

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Solution

The fourth proportional to 612,121,166.20, 918,181,749.30 and 612,121,166.20 is: 918,181,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,121,166.20 : 918,181,749.30 = 612,121,166.20 : x
  2. Step 2: Convert to fraction form
    612,121,166.20/918,181,749.30 = 612,121,166.20/x
  3. Step 3: Cross multiply
    612,121,166.20x = 918,181,749.30 × 612,121,166.20
  4. Step 4: Simplify right side
    612,121,166.20x = 562,038,483,165,072,064
  5. Step 5: Solve for x
    x = 562,038,483,165,072,064/612,121,166.20
  6. Step 6: Final answer
    x = 918,181,749.30

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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.