Home / 296,784,009.60-445,176,014.40-265,039,267.20

Finding the Fourth Proportional to 296,784,009.60, 445,176,014.40 and 265,039,267.20

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Solution

The fourth proportional to 296,784,009.60, 445,176,014.40 and 265,039,267.20 is: 397,558,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,784,009.60 : 445,176,014.40 = 265,039,267.20 : x
  2. Step 2: Convert to fraction form
    296,784,009.60/445,176,014.40 = 265,039,267.20/x
  3. Step 3: Cross multiply
    296,784,009.60x = 445,176,014.40 × 265,039,267.20
  4. Step 4: Simplify right side
    296,784,009.60x = 117,989,124,631,592,640
  5. Step 5: Solve for x
    x = 117,989,124,631,592,640/296,784,009.60
  6. Step 6: Final answer
    x = 397,558,900.80

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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.