Home / 64,676,708,359.20-96,997,843,850.40-19,908,118,519.20

Finding the Fourth Proportional to 64,676,708,359.20, 96,997,843,850.40 and 19,908,118,519.20

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Solution

The fourth proportional to 64,676,708,359.20, 96,997,843,850.40 and 19,908,118,519.20 is: 29,856,877,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,676,708,359.20 : 96,997,843,850.40 = 19,908,118,519.20 : x
  2. Step 2: Convert to fraction form
    64,676,708,359.20/96,997,843,850.40 = 19,908,118,519.20/x
  3. Step 3: Cross multiply
    64,676,708,359.20x = 96,997,843,850.40 × 19,908,118,519.20
  4. Step 4: Simplify right side
    64,676,708,359.20x = 1,931,044,571,480,617,910,272
  5. Step 5: Solve for x
    x = 1,931,044,571,480,617,910,272/64,676,708,359.20
  6. Step 6: Final answer
    x = 29,856,877,699.40

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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.