Home / 86,484,579.52-119,348,730.72-47,326,364.32

Finding the Fourth Proportional to 86,484,579.52, 119,348,730.72 and 47,326,364.32

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Solution

The fourth proportional to 86,484,579.52, 119,348,730.72 and 47,326,364.32 is: 65,310,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,484,579.52 : 119,348,730.72 = 47,326,364.32 : x
  2. Step 2: Convert to fraction form
    86,484,579.52/119,348,730.72 = 47,326,364.32/x
  3. Step 3: Cross multiply
    86,484,579.52x = 119,348,730.72 × 47,326,364.32
  4. Step 4: Simplify right side
    86,484,579.52x = 5,648,341,511,184,296
  5. Step 5: Solve for x
    x = 5,648,341,511,184,296/86,484,579.52
  6. Step 6: Final answer
    x = 65,310,388.77

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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.