Home / 30,746,229,216.32-42,429,858,840.48-16,665,178,018.88

Finding the Fourth Proportional to 30,746,229,216.32, 42,429,858,840.48 and 16,665,178,018.88

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Solution

The fourth proportional to 30,746,229,216.32, 42,429,858,840.48 and 16,665,178,018.88 is: 22,997,979,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,746,229,216.32 : 42,429,858,840.48 = 16,665,178,018.88 : x
  2. Step 2: Convert to fraction form
    30,746,229,216.32/42,429,858,840.48 = 16,665,178,018.88/x
  3. Step 3: Cross multiply
    30,746,229,216.32x = 42,429,858,840.48 × 16,665,178,018.88
  4. Step 4: Simplify right side
    30,746,229,216.32x = 707,101,150,892,548,554,752
  5. Step 5: Solve for x
    x = 707,101,150,892,548,554,752/30,746,229,216.32
  6. Step 6: Final answer
    x = 22,997,979,554.42

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Double scale
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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.