Home / 914,066,128.64-1,370,666,966.31-354,090,224.13

Finding the Fourth Proportional to 914,066,128.64, 1,370,666,966.31 and 354,090,224.13

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Solution

The fourth proportional to 914,066,128.64, 1,370,666,966.31 and 354,090,224.13 is: 530,967,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,066,128.64 : 1,370,666,966.31 = 354,090,224.13 : x
  2. Step 2: Convert to fraction form
    914,066,128.64/1,370,666,966.31 = 354,090,224.13/x
  3. Step 3: Cross multiply
    914,066,128.64x = 1,370,666,966.31 × 354,090,224.13
  4. Step 4: Simplify right side
    914,066,128.64x = 485,339,773,308,295,040
  5. Step 5: Solve for x
    x = 485,339,773,308,295,040/914,066,128.64
  6. Step 6: Final answer
    x = 530,967,900.57

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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.