Home / 132,822,777.60-183,354,208.05-85,802,777.40

Finding the Fourth Proportional to 132,822,777.60, 183,354,208.05 and 85,802,777.40

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Solution

The fourth proportional to 132,822,777.60, 183,354,208.05 and 85,802,777.40 is: 118,445,801.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,822,777.60 : 183,354,208.05 = 85,802,777.40 : x
  2. Step 2: Convert to fraction form
    132,822,777.60/183,354,208.05 = 85,802,777.40/x
  3. Step 3: Cross multiply
    132,822,777.60x = 183,354,208.05 × 85,802,777.40
  4. Step 4: Simplify right side
    132,822,777.60x = 15,732,300,298,667,440
  5. Step 5: Solve for x
    x = 15,732,300,298,667,440/132,822,777.60
  6. Step 6: Final answer
    x = 118,445,801.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.