Home / 1,518,441,097.40-2,277,661,646.10-427,924,165.40

Finding the Fourth Proportional to 1,518,441,097.40, 2,277,661,646.10 and 427,924,165.40

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Solution

The fourth proportional to 1,518,441,097.40, 2,277,661,646.10 and 427,924,165.40 is: 641,886,248.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,441,097.40 : 2,277,661,646.10 = 427,924,165.40 : x
  2. Step 2: Convert to fraction form
    1,518,441,097.40/2,277,661,646.10 = 427,924,165.40/x
  3. Step 3: Cross multiply
    1,518,441,097.40x = 2,277,661,646.10 × 427,924,165.40
  4. Step 4: Simplify right side
    1,518,441,097.40x = 974,666,458,970,932,608
  5. Step 5: Solve for x
    x = 974,666,458,970,932,608/1,518,441,097.40
  6. Step 6: Final answer
    x = 641,886,248.10

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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.