Home / 346,715,244.99-478,466,922.60-190,078,988.90

Finding the Fourth Proportional to 346,715,244.99, 478,466,922.60 and 190,078,988.90

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Solution

The fourth proportional to 346,715,244.99, 478,466,922.60 and 190,078,988.90 is: 262,308,941.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,715,244.99 : 478,466,922.60 = 190,078,988.90 : x
  2. Step 2: Convert to fraction form
    346,715,244.99/478,466,922.60 = 190,078,988.90/x
  3. Step 3: Cross multiply
    346,715,244.99x = 478,466,922.60 × 190,078,988.90
  4. Step 4: Simplify right side
    346,715,244.99x = 90,946,508,867,510,240
  5. Step 5: Solve for x
    x = 90,946,508,867,510,240/346,715,244.99
  6. Step 6: Final answer
    x = 262,308,941.36

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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.