Home / 78,373,849,084.20-117,486,296,303.58-49,964,033,590.92

Finding the Fourth Proportional to 78,373,849,084.20, 117,486,296,303.58 and 49,964,033,590.92

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Solution

The fourth proportional to 78,373,849,084.20, 117,486,296,303.58 and 49,964,033,590.92 is: 74,898,570,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,373,849,084.20 : 117,486,296,303.58 = 49,964,033,590.92 : x
  2. Step 2: Convert to fraction form
    78,373,849,084.20/117,486,296,303.58 = 49,964,033,590.92/x
  3. Step 3: Cross multiply
    78,373,849,084.20x = 117,486,296,303.58 × 49,964,033,590.92
  4. Step 4: Simplify right side
    78,373,849,084.20x = 5,870,089,254,984,850,866,176
  5. Step 5: Solve for x
    x = 5,870,089,254,984,850,866,176/78,373,849,084.20
  6. Step 6: Final answer
    x = 74,898,570,423.39

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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.