Home / 8,165,816,900.04-11,268,390,146.36-4,499,379,488.71

Finding the Fourth Proportional to 8,165,816,900.04, 11,268,390,146.36 and 4,499,379,488.71

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Solution

The fourth proportional to 8,165,816,900.04, 11,268,390,146.36 and 4,499,379,488.71 is: 6,208,902,809.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165,816,900.04 : 11,268,390,146.36 = 4,499,379,488.71 : x
  2. Step 2: Convert to fraction form
    8,165,816,900.04/11,268,390,146.36 = 4,499,379,488.71/x
  3. Step 3: Cross multiply
    8,165,816,900.04x = 11,268,390,146.36 × 4,499,379,488.71
  4. Step 4: Simplify right side
    8,165,816,900.04x = 50,700,763,495,314,063,360
  5. Step 5: Solve for x
    x = 50,700,763,495,314,063,360/8,165,816,900.04
  6. Step 6: Final answer
    x = 6,208,902,809.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.