Home / 148,916,106.40-223,374,159.60-100,543,165.60

Finding the Fourth Proportional to 148,916,106.40, 223,374,159.60 and 100,543,165.60

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Solution

The fourth proportional to 148,916,106.40, 223,374,159.60 and 100,543,165.60 is: 150,814,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,916,106.40 : 223,374,159.60 = 100,543,165.60 : x
  2. Step 2: Convert to fraction form
    148,916,106.40/223,374,159.60 = 100,543,165.60/x
  3. Step 3: Cross multiply
    148,916,106.40x = 223,374,159.60 × 100,543,165.60
  4. Step 4: Simplify right side
    148,916,106.40x = 22,458,745,119,423,628
  5. Step 5: Solve for x
    x = 22,458,745,119,423,628/148,916,106.40
  6. Step 6: Final answer
    x = 150,814,748.40

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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.