Home / 1,409,671,282.60-2,114,506,923.90-858,673,253.80

Finding the Fourth Proportional to 1,409,671,282.60, 2,114,506,923.90 and 858,673,253.80

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Solution

The fourth proportional to 1,409,671,282.60, 2,114,506,923.90 and 858,673,253.80 is: 1,288,009,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,671,282.60 : 2,114,506,923.90 = 858,673,253.80 : x
  2. Step 2: Convert to fraction form
    1,409,671,282.60/2,114,506,923.90 = 858,673,253.80/x
  3. Step 3: Cross multiply
    1,409,671,282.60x = 2,114,506,923.90 × 858,673,253.80
  4. Step 4: Simplify right side
    1,409,671,282.60x = 1,815,670,540,527,842,048
  5. Step 5: Solve for x
    x = 1,815,670,540,527,842,048/1,409,671,282.60
  6. Step 6: Final answer
    x = 1,288,009,880.70

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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.