Home / 188,749,887.04-260,482,925.42-105,118,017.35

Finding the Fourth Proportional to 188,749,887.04, 260,482,925.42 and 105,118,017.35

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Solution

The fourth proportional to 188,749,887.04, 260,482,925.42 and 105,118,017.35 is: 145,067,364.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,749,887.04 : 260,482,925.42 = 105,118,017.35 : x
  2. Step 2: Convert to fraction form
    188,749,887.04/260,482,925.42 = 105,118,017.35/x
  3. Step 3: Cross multiply
    188,749,887.04x = 260,482,925.42 × 105,118,017.35
  4. Step 4: Simplify right side
    188,749,887.04x = 27,381,448,673,711,020
  5. Step 5: Solve for x
    x = 27,381,448,673,711,020/188,749,887.04
  6. Step 6: Final answer
    x = 145,067,364.56

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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.