Home / 5,405,308,707.47-7,459,403,018.90-3,116,395,633.77

Finding the Fourth Proportional to 5,405,308,707.47, 7,459,403,018.90 and 3,116,395,633.77

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Solution

The fourth proportional to 5,405,308,707.47, 7,459,403,018.90 and 3,116,395,633.77 is: 4,300,670,369.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,308,707.47 : 7,459,403,018.90 = 3,116,395,633.77 : x
  2. Step 2: Convert to fraction form
    5,405,308,707.47/7,459,403,018.90 = 3,116,395,633.77/x
  3. Step 3: Cross multiply
    5,405,308,707.47x = 7,459,403,018.90 × 3,116,395,633.77
  4. Step 4: Simplify right side
    5,405,308,707.47x = 23,246,450,998,615,756,800
  5. Step 5: Solve for x
    x = 23,246,450,998,615,756,800/5,405,308,707.47
  6. Step 6: Final answer
    x = 4,300,670,369.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.