Home / 199,480,818,726.32-299,698,582,782.15-127,910,555,187.71

Finding the Fourth Proportional to 199,480,818,726.32, 299,698,582,782.15 and 127,910,555,187.71

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Solution

The fourth proportional to 199,480,818,726.32, 299,698,582,782.15 and 127,910,555,187.71 is: 192,171,920,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,480,818,726.32 : 299,698,582,782.15 = 127,910,555,187.71 : x
  2. Step 2: Convert to fraction form
    199,480,818,726.32/299,698,582,782.15 = 127,910,555,187.71/x
  3. Step 3: Cross multiply
    199,480,818,726.32x = 299,698,582,782.15 × 127,910,555,187.71
  4. Step 4: Simplify right side
    199,480,818,726.32x = 38,334,612,112,634,674,151,424
  5. Step 5: Solve for x
    x = 38,334,612,112,634,674,151,424/199,480,818,726.32
  6. Step 6: Final answer
    x = 192,171,920,876.40

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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.