Home / 114,182,140.42-157,571,507.22-61,971,176.82

Finding the Fourth Proportional to 114,182,140.42, 157,571,507.22 and 61,971,176.82

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Solution

The fourth proportional to 114,182,140.42, 157,571,507.22 and 61,971,176.82 is: 85,520,307.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,182,140.42 : 157,571,507.22 = 61,971,176.82 : x
  2. Step 2: Convert to fraction form
    114,182,140.42/157,571,507.22 = 61,971,176.82/x
  3. Step 3: Cross multiply
    114,182,140.42x = 157,571,507.22 × 61,971,176.82
  4. Step 4: Simplify right side
    114,182,140.42x = 9,764,891,736,083,028
  5. Step 5: Solve for x
    x = 9,764,891,736,083,028/114,182,140.42
  6. Step 6: Final answer
    x = 85,520,307.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.