Home / 117,456,005.60-176,184,008.40-31,194,245.60

Finding the Fourth Proportional to 117,456,005.60, 176,184,008.40 and 31,194,245.60

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Solution

The fourth proportional to 117,456,005.60, 176,184,008.40 and 31,194,245.60 is: 46,791,368.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,456,005.60 : 176,184,008.40 = 31,194,245.60 : x
  2. Step 2: Convert to fraction form
    117,456,005.60/176,184,008.40 = 31,194,245.60/x
  3. Step 3: Cross multiply
    117,456,005.60x = 176,184,008.40 × 31,194,245.60
  4. Step 4: Simplify right side
    117,456,005.60x = 5,495,927,228,822,063
  5. Step 5: Solve for x
    x = 5,495,927,228,822,063/117,456,005.60
  6. Step 6: Final answer
    x = 46,791,368.40

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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.