Home / 328,966,075.60-493,449,113.40-277,310,010.40

Finding the Fourth Proportional to 328,966,075.60, 493,449,113.40 and 277,310,010.40

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Solution

The fourth proportional to 328,966,075.60, 493,449,113.40 and 277,310,010.40 is: 415,965,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,966,075.60 : 493,449,113.40 = 277,310,010.40 : x
  2. Step 2: Convert to fraction form
    328,966,075.60/493,449,113.40 = 277,310,010.40/x
  3. Step 3: Cross multiply
    328,966,075.60x = 493,449,113.40 × 277,310,010.40
  4. Step 4: Simplify right side
    328,966,075.60x = 136,838,378,768,824,768
  5. Step 5: Solve for x
    x = 136,838,378,768,824,768/328,966,075.60
  6. Step 6: Final answer
    x = 415,965,015.60

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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.