Home / 140,114,548.33-210,191,880.42-43,078,403.50

Finding the Fourth Proportional to 140,114,548.33, 210,191,880.42 and 43,078,403.50

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Solution

The fourth proportional to 140,114,548.33, 210,191,880.42 and 43,078,403.50 is: 64,623,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,114,548.33 : 210,191,880.42 = 43,078,403.50 : x
  2. Step 2: Convert to fraction form
    140,114,548.33/210,191,880.42 = 43,078,403.50/x
  3. Step 3: Cross multiply
    140,114,548.33x = 210,191,880.42 × 43,078,403.50
  4. Step 4: Simplify right side
    140,114,548.33x = 9,054,730,636,631,030
  5. Step 5: Solve for x
    x = 9,054,730,636,631,030/140,114,548.33
  6. Step 6: Final answer
    x = 64,623,772.08

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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.