Home / 186,624,703.80-279,937,055.70-140,267,302.20

Finding the Fourth Proportional to 186,624,703.80, 279,937,055.70 and 140,267,302.20

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Solution

The fourth proportional to 186,624,703.80, 279,937,055.70 and 140,267,302.20 is: 210,400,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,703.80 : 279,937,055.70 = 140,267,302.20 : x
  2. Step 2: Convert to fraction form
    186,624,703.80/279,937,055.70 = 140,267,302.20/x
  3. Step 3: Cross multiply
    186,624,703.80x = 279,937,055.70 × 140,267,302.20
  4. Step 4: Simplify right side
    186,624,703.80x = 39,266,015,588,850,128
  5. Step 5: Solve for x
    x = 39,266,015,588,850,128/186,624,703.80
  6. Step 6: Final answer
    x = 210,400,953.30

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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.