Home / 13,164,714,289.22-19,747,018,185.64-4,768,654,978.80

Finding the Fourth Proportional to 13,164,714,289.22, 19,747,018,185.64 and 4,768,654,978.80

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Solution

The fourth proportional to 13,164,714,289.22, 19,747,018,185.64 and 4,768,654,978.80 is: 7,152,963,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164,714,289.22 : 19,747,018,185.64 = 4,768,654,978.80 : x
  2. Step 2: Convert to fraction form
    13,164,714,289.22/19,747,018,185.64 = 4,768,654,978.80/x
  3. Step 3: Cross multiply
    13,164,714,289.22x = 19,747,018,185.64 × 4,768,654,978.80
  4. Step 4: Simplify right side
    13,164,714,289.22x = 94,166,716,587,406,327,808
  5. Step 5: Solve for x
    x = 94,166,716,587,406,327,808/13,164,714,289.22
  6. Step 6: Final answer
    x = 7,152,963,180.11

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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.