Home / 8,118,945,681.60-12,179,762,215.20-3,463,050,129.60

Finding the Fourth Proportional to 8,118,945,681.60, 12,179,762,215.20 and 3,463,050,129.60

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Solution

The fourth proportional to 8,118,945,681.60, 12,179,762,215.20 and 3,463,050,129.60 is: 5,195,148,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,945,681.60 : 12,179,762,215.20 = 3,463,050,129.60 : x
  2. Step 2: Convert to fraction form
    8,118,945,681.60/12,179,762,215.20 = 3,463,050,129.60/x
  3. Step 3: Cross multiply
    8,118,945,681.60x = 12,179,762,215.20 × 3,463,050,129.60
  4. Step 4: Simplify right side
    8,118,945,681.60x = 42,179,127,117,845,544,960
  5. Step 5: Solve for x
    x = 42,179,127,117,845,544,960/8,118,945,681.60
  6. Step 6: Final answer
    x = 5,195,148,332.31

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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.