Home / 484,848,009.60-727,272,014.40-121,341,782.40

Finding the Fourth Proportional to 484,848,009.60, 727,272,014.40 and 121,341,782.40

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Solution

The fourth proportional to 484,848,009.60, 727,272,014.40 and 121,341,782.40 is: 182,012,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,848,009.60 : 727,272,014.40 = 121,341,782.40 : x
  2. Step 2: Convert to fraction form
    484,848,009.60/727,272,014.40 = 121,341,782.40/x
  3. Step 3: Cross multiply
    484,848,009.60x = 727,272,014.40 × 121,341,782.40
  4. Step 4: Simplify right side
    484,848,009.60x = 88,248,482,516,934,464
  5. Step 5: Solve for x
    x = 88,248,482,516,934,464/484,848,009.60
  6. Step 6: Final answer
    x = 182,012,673.60

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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.