Home / 1,494,802,252.80-2,242,191,569.40-389,404,972.80

Finding the Fourth Proportional to 1,494,802,252.80, 2,242,191,569.40 and 389,404,972.80

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Solution

The fourth proportional to 1,494,802,252.80, 2,242,191,569.40 and 389,404,972.80 is: 584,104,382.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,802,252.80 : 2,242,191,569.40 = 389,404,972.80 : x
  2. Step 2: Convert to fraction form
    1,494,802,252.80/2,242,191,569.40 = 389,404,972.80/x
  3. Step 3: Cross multiply
    1,494,802,252.80x = 2,242,191,569.40 × 389,404,972.80
  4. Step 4: Simplify right side
    1,494,802,252.80x = 873,120,547,094,596,352
  5. Step 5: Solve for x
    x = 873,120,547,094,596,352/1,494,802,252.80
  6. Step 6: Final answer
    x = 584,104,382.68

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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.