Home / 176,543,643.60-264,815,465.40-79,545,819.60

Finding the Fourth Proportional to 176,543,643.60, 264,815,465.40 and 79,545,819.60

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Solution

The fourth proportional to 176,543,643.60, 264,815,465.40 and 79,545,819.60 is: 119,318,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,543,643.60 : 264,815,465.40 = 79,545,819.60 : x
  2. Step 2: Convert to fraction form
    176,543,643.60/264,815,465.40 = 79,545,819.60/x
  3. Step 3: Cross multiply
    176,543,643.60x = 264,815,465.40 × 79,545,819.60
  4. Step 4: Simplify right side
    176,543,643.60x = 21,064,963,237,998,440
  5. Step 5: Solve for x
    x = 21,064,963,237,998,440/176,543,643.60
  6. Step 6: Final answer
    x = 119,318,729.40

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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.