Home / 86,368,345.52-119,188,307.72-47,210,278.19

Finding the Fourth Proportional to 86,368,345.52, 119,188,307.72 and 47,210,278.19

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Solution

The fourth proportional to 86,368,345.52, 119,188,307.72 and 47,210,278.19 is: 65,150,178.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,368,345.52 : 119,188,307.72 = 47,210,278.19 : x
  2. Step 2: Convert to fraction form
    86,368,345.52/119,188,307.72 = 47,210,278.19/x
  3. Step 3: Cross multiply
    86,368,345.52x = 119,188,307.72 × 47,210,278.19
  4. Step 4: Simplify right side
    86,368,345.52x = 5,626,913,163,978,609
  5. Step 5: Solve for x
    x = 5,626,913,163,978,609/86,368,345.52
  6. Step 6: Final answer
    x = 65,150,178.93

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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.