Home / 354,946,760.79-532,430,987.63-121,774,201.89

Finding the Fourth Proportional to 354,946,760.79, 532,430,987.63 and 121,774,201.89

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Solution

The fourth proportional to 354,946,760.79, 532,430,987.63 and 121,774,201.89 is: 182,665,024.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,946,760.79 : 532,430,987.63 = 121,774,201.89 : x
  2. Step 2: Convert to fraction form
    354,946,760.79/532,430,987.63 = 121,774,201.89/x
  3. Step 3: Cross multiply
    354,946,760.79x = 532,430,987.63 × 121,774,201.89
  4. Step 4: Simplify right side
    354,946,760.79x = 64,836,358,579,538,840
  5. Step 5: Solve for x
    x = 64,836,358,579,538,840/354,946,760.79
  6. Step 6: Final answer
    x = 182,665,024.00

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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.