Home / 30,746,229,224.32-42,429,858,851.52-16,665,178,026.88

Finding the Fourth Proportional to 30,746,229,224.32, 42,429,858,851.52 and 16,665,178,026.88

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Solution

The fourth proportional to 30,746,229,224.32, 42,429,858,851.52 and 16,665,178,026.88 is: 22,997,979,565.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,746,229,224.32 : 42,429,858,851.52 = 16,665,178,026.88 : x
  2. Step 2: Convert to fraction form
    30,746,229,224.32/42,429,858,851.52 = 16,665,178,026.88/x
  3. Step 3: Cross multiply
    30,746,229,224.32x = 42,429,858,851.52 × 16,665,178,026.88
  4. Step 4: Simplify right side
    30,746,229,224.32x = 707,101,151,415,970,824,192
  5. Step 5: Solve for x
    x = 707,101,151,415,970,824,192/30,746,229,224.32
  6. Step 6: Final answer
    x = 22,997,979,565.46

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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.