Home / 297,301,547.80-445,952,321.70-220,774,043.80

Finding the Fourth Proportional to 297,301,547.80, 445,952,321.70 and 220,774,043.80

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Solution

The fourth proportional to 297,301,547.80, 445,952,321.70 and 220,774,043.80 is: 331,161,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,301,547.80 : 445,952,321.70 = 220,774,043.80 : x
  2. Step 2: Convert to fraction form
    297,301,547.80/445,952,321.70 = 220,774,043.80/x
  3. Step 3: Cross multiply
    297,301,547.80x = 445,952,321.70 × 220,774,043.80
  4. Step 4: Simplify right side
    297,301,547.80x = 98,454,697,403,707,488
  5. Step 5: Solve for x
    x = 98,454,697,403,707,488/297,301,547.80
  6. Step 6: Final answer
    x = 331,161,065.70

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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.