Home / 5,318,784,014.40-7,978,176,021.60-5,033,081,332.80

Finding the Fourth Proportional to 5,318,784,014.40, 7,978,176,021.60 and 5,033,081,332.80

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Solution

The fourth proportional to 5,318,784,014.40, 7,978,176,021.60 and 5,033,081,332.80 is: 7,549,621,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,784,014.40 : 7,978,176,021.60 = 5,033,081,332.80 : x
  2. Step 2: Convert to fraction form
    5,318,784,014.40/7,978,176,021.60 = 5,033,081,332.80/x
  3. Step 3: Cross multiply
    5,318,784,014.40x = 7,978,176,021.60 × 5,033,081,332.80
  4. Step 4: Simplify right side
    5,318,784,014.40x = 40,154,808,804,107,534,336
  5. Step 5: Solve for x
    x = 40,154,808,804,107,534,336/5,318,784,014.40
  6. Step 6: Final answer
    x = 7,549,621,999.20

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1.5x scale

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.