Home / 1,527,946,095.99-2,291,916,283.28-478,764,619.56

Finding the Fourth Proportional to 1,527,946,095.99, 2,291,916,283.28 and 478,764,619.56

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Solution

The fourth proportional to 1,527,946,095.99, 2,291,916,283.28 and 478,764,619.56 is: 718,146,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,946,095.99 : 2,291,916,283.28 = 478,764,619.56 : x
  2. Step 2: Convert to fraction form
    1,527,946,095.99/2,291,916,283.28 = 478,764,619.56/x
  3. Step 3: Cross multiply
    1,527,946,095.99x = 2,291,916,283.28 × 478,764,619.56
  4. Step 4: Simplify right side
    1,527,946,095.99x = 1,097,288,427,427,918,464
  5. Step 5: Solve for x
    x = 1,097,288,427,427,918,464/1,527,946,095.99
  6. Step 6: Final answer
    x = 718,146,032.97

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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.