Home / 366,058,642.60-549,027,363.95-120,418,345.54

Finding the Fourth Proportional to 366,058,642.60, 549,027,363.95 and 120,418,345.54

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Solution

The fourth proportional to 366,058,642.60, 549,027,363.95 and 120,418,345.54 is: 180,607,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,058,642.60 : 549,027,363.95 = 120,418,345.54 : x
  2. Step 2: Convert to fraction form
    366,058,642.60/549,027,363.95 = 120,418,345.54/x
  3. Step 3: Cross multiply
    366,058,642.60x = 549,027,363.95 × 120,418,345.54
  4. Step 4: Simplify right side
    366,058,642.60x = 66,112,966,819,699,216
  5. Step 5: Solve for x
    x = 66,112,966,819,699,216/366,058,642.60
  6. Step 6: Final answer
    x = 180,607,583.39

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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.