Home / 76,746,235.60-114,970,054.20-46,363,848.40

Finding the Fourth Proportional to 76,746,235.60, 114,970,054.20 and 46,363,848.40

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Solution

The fourth proportional to 76,746,235.60, 114,970,054.20 and 46,363,848.40 is: 69,455,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,746,235.60 : 114,970,054.20 = 46,363,848.40 : x
  2. Step 2: Convert to fraction form
    76,746,235.60/114,970,054.20 = 46,363,848.40/x
  3. Step 3: Cross multiply
    76,746,235.60x = 114,970,054.20 × 46,363,848.40
  4. Step 4: Simplify right side
    76,746,235.60x = 5,330,454,163,468,583
  5. Step 5: Solve for x
    x = 5,330,454,163,468,583/76,746,235.60
  6. Step 6: Final answer
    x = 69,455,578.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.