Home / 1,119,745,554.60-1,679,618,331.90-684,389,087.40

Finding the Fourth Proportional to 1,119,745,554.60, 1,679,618,331.90 and 684,389,087.40

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Solution

The fourth proportional to 1,119,745,554.60, 1,679,618,331.90 and 684,389,087.40 is: 1,026,583,631.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,745,554.60 : 1,679,618,331.90 = 684,389,087.40 : x
  2. Step 2: Convert to fraction form
    1,119,745,554.60/1,679,618,331.90 = 684,389,087.40/x
  3. Step 3: Cross multiply
    1,119,745,554.60x = 1,679,618,331.90 × 684,389,087.40
  4. Step 4: Simplify right side
    1,119,745,554.60x = 1,149,512,457,349,351,296
  5. Step 5: Solve for x
    x = 1,149,512,457,349,351,296/1,119,745,554.60
  6. Step 6: Final answer
    x = 1,026,583,631.10

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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.