Home / 1,038,052,416.52-1,557,173,235.35-338,364,959.77

Finding the Fourth Proportional to 1,038,052,416.52, 1,557,173,235.35 and 338,364,959.77

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Solution

The fourth proportional to 1,038,052,416.52, 1,557,173,235.35 and 338,364,959.77 is: 507,578,279.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,052,416.52 : 1,557,173,235.35 = 338,364,959.77 : x
  2. Step 2: Convert to fraction form
    1,038,052,416.52/1,557,173,235.35 = 338,364,959.77/x
  3. Step 3: Cross multiply
    1,038,052,416.52x = 1,557,173,235.35 × 338,364,959.77
  4. Step 4: Simplify right side
    1,038,052,416.52x = 526,892,859,134,123,456
  5. Step 5: Solve for x
    x = 526,892,859,134,123,456/1,038,052,416.52
  6. Step 6: Final answer
    x = 507,578,279.04

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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.