Home / 116,736,005.60-175,104,008.40-78,515,410.40

Finding the Fourth Proportional to 116,736,005.60, 175,104,008.40 and 78,515,410.40

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Solution

The fourth proportional to 116,736,005.60, 175,104,008.40 and 78,515,410.40 is: 117,773,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,736,005.60 : 175,104,008.40 = 78,515,410.40 : x
  2. Step 2: Convert to fraction form
    116,736,005.60/175,104,008.40 = 78,515,410.40/x
  3. Step 3: Cross multiply
    116,736,005.60x = 175,104,008.40 × 78,515,410.40
  4. Step 4: Simplify right side
    116,736,005.60x = 13,748,363,082,211,048
  5. Step 5: Solve for x
    x = 13,748,363,082,211,048/116,736,005.60
  6. Step 6: Final answer
    x = 117,773,115.60

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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.