Home / 325,681,207.60-488,521,811.40-144,282,679.60

Finding the Fourth Proportional to 325,681,207.60, 488,521,811.40 and 144,282,679.60

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Solution

The fourth proportional to 325,681,207.60, 488,521,811.40 and 144,282,679.60 is: 216,424,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,681,207.60 : 488,521,811.40 = 144,282,679.60 : x
  2. Step 2: Convert to fraction form
    325,681,207.60/488,521,811.40 = 144,282,679.60/x
  3. Step 3: Cross multiply
    325,681,207.60x = 488,521,811.40 × 144,282,679.60
  4. Step 4: Simplify right side
    325,681,207.60x = 70,485,235,991,837,824
  5. Step 5: Solve for x
    x = 70,485,235,991,837,824/325,681,207.60
  6. Step 6: Final answer
    x = 216,424,019.40

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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.