Home / 384,354,390.60-576,475,598.70-111,696,726.60

Finding the Fourth Proportional to 384,354,390.60, 576,475,598.70 and 111,696,726.60

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Solution

The fourth proportional to 384,354,390.60, 576,475,598.70 and 111,696,726.60 is: 167,528,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,354,390.60 : 576,475,598.70 = 111,696,726.60 : x
  2. Step 2: Convert to fraction form
    384,354,390.60/576,475,598.70 = 111,696,726.60/x
  3. Step 3: Cross multiply
    384,354,390.60x = 576,475,598.70 × 111,696,726.60
  4. Step 4: Simplify right side
    384,354,390.60x = 64,390,437,339,565,216
  5. Step 5: Solve for x
    x = 64,390,437,339,565,216/384,354,390.60
  6. Step 6: Final answer
    x = 167,528,819.53

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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.