Home / 12,549,487,699.48-18,819,832,004.88-3,703,966,395.16

Finding the Fourth Proportional to 12,549,487,699.48, 18,819,832,004.88 and 3,703,966,395.16

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Solution

The fourth proportional to 12,549,487,699.48, 18,819,832,004.88 and 3,703,966,395.16 is: 5,554,651,072.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549,487,699.48 : 18,819,832,004.88 = 3,703,966,395.16 : x
  2. Step 2: Convert to fraction form
    12,549,487,699.48/18,819,832,004.88 = 3,703,966,395.16/x
  3. Step 3: Cross multiply
    12,549,487,699.48x = 18,819,832,004.88 × 3,703,966,395.16
  4. Step 4: Simplify right side
    12,549,487,699.48x = 69,708,025,308,632,170,496
  5. Step 5: Solve for x
    x = 69,708,025,308,632,170,496/12,549,487,699.48
  6. Step 6: Final answer
    x = 5,554,651,072.45

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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.