Home / 1,527,946,009.02-2,291,916,152.86-478,764,532.60

Finding the Fourth Proportional to 1,527,946,009.02, 2,291,916,152.86 and 478,764,532.60

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Solution

The fourth proportional to 1,527,946,009.02, 2,291,916,152.86 and 478,764,532.60 is: 718,145,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,946,009.02 : 2,291,916,152.86 = 478,764,532.60 : x
  2. Step 2: Convert to fraction form
    1,527,946,009.02/2,291,916,152.86 = 478,764,532.60/x
  3. Step 3: Cross multiply
    1,527,946,009.02x = 2,291,916,152.86 × 478,764,532.60
  4. Step 4: Simplify right side
    1,527,946,009.02x = 1,097,288,165,675,529,344
  5. Step 5: Solve for x
    x = 1,097,288,165,675,529,344/1,527,946,009.02
  6. Step 6: Final answer
    x = 718,145,902.54

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Double scale
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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.