Home / 453,191,684.09-677,207,633.28-340,281,455.45

Finding the Fourth Proportional to 453,191,684.09, 677,207,633.28 and 340,281,455.45

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Solution

The fourth proportional to 453,191,684.09, 677,207,633.28 and 340,281,455.45 is: 508,485,056.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,191,684.09 : 677,207,633.28 = 340,281,455.45 : x
  2. Step 2: Convert to fraction form
    453,191,684.09/677,207,633.28 = 340,281,455.45/x
  3. Step 3: Cross multiply
    453,191,684.09x = 677,207,633.28 × 340,281,455.45
  4. Step 4: Simplify right side
    453,191,684.09x = 230,441,199,090,982,208
  5. Step 5: Solve for x
    x = 230,441,199,090,982,208/453,191,684.09
  6. Step 6: Final answer
    x = 508,485,056.51

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.