Home / 114,182,355.12-157,571,805.96-61,971,391.68

Finding the Fourth Proportional to 114,182,355.12, 157,571,805.96 and 61,971,391.68

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Solution

The fourth proportional to 114,182,355.12, 157,571,805.96 and 61,971,391.68 is: 85,520,605.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,182,355.12 : 157,571,805.96 = 61,971,391.68 : x
  2. Step 2: Convert to fraction form
    114,182,355.12/157,571,805.96 = 61,971,391.68/x
  3. Step 3: Cross multiply
    114,182,355.12x = 157,571,805.96 × 61,971,391.68
  4. Step 4: Simplify right side
    114,182,355.12x = 9,764,944,104,872,118
  5. Step 5: Solve for x
    x = 9,764,944,104,872,118/114,182,355.12
  6. Step 6: Final answer
    x = 85,520,605.13

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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.