Home / 103,032,346.20-154,501,280.10-45,495,000.60

Finding the Fourth Proportional to 103,032,346.20, 154,501,280.10 and 45,495,000.60

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Solution

The fourth proportional to 103,032,346.20, 154,501,280.10 and 45,495,000.60 is: 68,221,641.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,032,346.20 : 154,501,280.10 = 45,495,000.60 : x
  2. Step 2: Convert to fraction form
    103,032,346.20/154,501,280.10 = 45,495,000.60/x
  3. Step 3: Cross multiply
    103,032,346.20x = 154,501,280.10 × 45,495,000.60
  4. Step 4: Simplify right side
    103,032,346.20x = 7,029,035,830,850,268
  5. Step 5: Solve for x
    x = 7,029,035,830,850,268/103,032,346.20
  6. Step 6: Final answer
    x = 68,221,641.94

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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.