Home / 305,447,929.60-457,668,009.60-260,098,297.60

Finding the Fourth Proportional to 305,447,929.60, 457,668,009.60 and 260,098,297.60

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Solution

The fourth proportional to 305,447,929.60, 457,668,009.60 and 260,098,297.60 is: 389,718,373.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,447,929.60 : 457,668,009.60 = 260,098,297.60 : x
  2. Step 2: Convert to fraction form
    305,447,929.60/457,668,009.60 = 260,098,297.60/x
  3. Step 3: Cross multiply
    305,447,929.60x = 457,668,009.60 × 260,098,297.60
  4. Step 4: Simplify right side
    305,447,929.60x = 119,038,670,162,940,464
  5. Step 5: Solve for x
    x = 119,038,670,162,940,464/305,447,929.60
  6. Step 6: Final answer
    x = 389,718,373.01

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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.