Home / 314,071,946.66-433,137,135.51-196,607,985.30

Finding the Fourth Proportional to 314,071,946.66, 433,137,135.51 and 196,607,985.30

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Solution

The fourth proportional to 314,071,946.66, 433,137,135.51 and 196,607,985.30 is: 271,142,394.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,071,946.66 : 433,137,135.51 = 196,607,985.30 : x
  2. Step 2: Convert to fraction form
    314,071,946.66/433,137,135.51 = 196,607,985.30/x
  3. Step 3: Cross multiply
    314,071,946.66x = 433,137,135.51 × 196,607,985.30
  4. Step 4: Simplify right side
    314,071,946.66x = 85,158,219,571,234,192
  5. Step 5: Solve for x
    x = 85,158,219,571,234,192/314,071,946.66
  6. Step 6: Final answer
    x = 271,142,394.21

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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.