Home / 545,917,329.40-818,875,994.10-177,451,569.40

Finding the Fourth Proportional to 545,917,329.40, 818,875,994.10 and 177,451,569.40

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Solution

The fourth proportional to 545,917,329.40, 818,875,994.10 and 177,451,569.40 is: 266,177,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,917,329.40 : 818,875,994.10 = 177,451,569.40 : x
  2. Step 2: Convert to fraction form
    545,917,329.40/818,875,994.10 = 177,451,569.40/x
  3. Step 3: Cross multiply
    545,917,329.40x = 818,875,994.10 × 177,451,569.40
  4. Step 4: Simplify right side
    545,917,329.40x = 145,310,830,297,030,144
  5. Step 5: Solve for x
    x = 145,310,830,297,030,144/545,917,329.40
  6. Step 6: Final answer
    x = 266,177,354.10

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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.