Home / 369,153,998.40-553,689,007.20-96,552,321.60

Finding the Fourth Proportional to 369,153,998.40, 553,689,007.20 and 96,552,321.60

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Solution

The fourth proportional to 369,153,998.40, 553,689,007.20 and 96,552,321.60 is: 144,817,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,153,998.40 : 553,689,007.20 = 96,552,321.60 : x
  2. Step 2: Convert to fraction form
    369,153,998.40/553,689,007.20 = 96,552,321.60/x
  3. Step 3: Cross multiply
    369,153,998.40x = 553,689,007.20 × 96,552,321.60
  4. Step 4: Simplify right side
    369,153,998.40x = 53,459,959,089,559,120
  5. Step 5: Solve for x
    x = 53,459,959,089,559,120/369,153,998.40
  6. Step 6: Final answer
    x = 144,817,499.80

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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.