Home / 145,299,585.24-218,075,302.28-76,261,155.35

Finding the Fourth Proportional to 145,299,585.24, 218,075,302.28 and 76,261,155.35

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Solution

The fourth proportional to 145,299,585.24, 218,075,302.28 and 76,261,155.35 is: 114,457,825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,299,585.24 : 218,075,302.28 = 76,261,155.35 : x
  2. Step 2: Convert to fraction form
    145,299,585.24/218,075,302.28 = 76,261,155.35/x
  3. Step 3: Cross multiply
    145,299,585.24x = 218,075,302.28 × 76,261,155.35
  4. Step 4: Simplify right side
    145,299,585.24x = 16,630,674,504,273,566
  5. Step 5: Solve for x
    x = 16,630,674,504,273,566/145,299,585.24
  6. Step 6: Final answer
    x = 114,457,825.03

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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.