Home / 64,676,707,891.20-96,997,843,148.40-19,908,118,051.20

Finding the Fourth Proportional to 64,676,707,891.20, 96,997,843,148.40 and 19,908,118,051.20

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Solution

The fourth proportional to 64,676,707,891.20, 96,997,843,148.40 and 19,908,118,051.20 is: 29,856,876,997.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,676,707,891.20 : 96,997,843,148.40 = 19,908,118,051.20 : x
  2. Step 2: Convert to fraction form
    64,676,707,891.20/96,997,843,148.40 = 19,908,118,051.20/x
  3. Step 3: Cross multiply
    64,676,707,891.20x = 96,997,843,148.40 × 19,908,118,051.20
  4. Step 4: Simplify right side
    64,676,707,891.20x = 1,931,044,512,110,128,136,192
  5. Step 5: Solve for x
    x = 1,931,044,512,110,128,136,192/64,676,707,891.20
  6. Step 6: Final answer
    x = 29,856,876,997.49

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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.