Home / 186,724,643.10-280,086,964.65-94,891,638.30

Finding the Fourth Proportional to 186,724,643.10, 280,086,964.65 and 94,891,638.30

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Solution

The fourth proportional to 186,724,643.10, 280,086,964.65 and 94,891,638.30 is: 142,337,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,724,643.10 : 280,086,964.65 = 94,891,638.30 : x
  2. Step 2: Convert to fraction form
    186,724,643.10/280,086,964.65 = 94,891,638.30/x
  3. Step 3: Cross multiply
    186,724,643.10x = 280,086,964.65 × 94,891,638.30
  4. Step 4: Simplify right side
    186,724,643.10x = 26,577,910,942,112,684
  5. Step 5: Solve for x
    x = 26,577,910,942,112,684/186,724,643.10
  6. Step 6: Final answer
    x = 142,337,457.45

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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.