Home / 161,366,782.40-240,791,606.08-143,975,430.38

Finding the Fourth Proportional to 161,366,782.40, 240,791,606.08 and 143,975,430.38

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Solution

The fourth proportional to 161,366,782.40, 240,791,606.08 and 143,975,430.38 is: 214,840,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,366,782.40 : 240,791,606.08 = 143,975,430.38 : x
  2. Step 2: Convert to fraction form
    161,366,782.40/240,791,606.08 = 143,975,430.38/x
  3. Step 3: Cross multiply
    161,366,782.40x = 240,791,606.08 × 143,975,430.38
  4. Step 4: Simplify right side
    161,366,782.40x = 34,668,075,117,259,424
  5. Step 5: Solve for x
    x = 34,668,075,117,259,424/161,366,782.40
  6. Step 6: Final answer
    x = 214,840,220.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.