Home / 103,032,005.20-154,548,007.80-62,217,336.40

Finding the Fourth Proportional to 103,032,005.20, 154,548,007.80 and 62,217,336.40

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Solution

The fourth proportional to 103,032,005.20, 154,548,007.80 and 62,217,336.40 is: 93,326,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,032,005.20 : 154,548,007.80 = 62,217,336.40 : x
  2. Step 2: Convert to fraction form
    103,032,005.20/154,548,007.80 = 62,217,336.40/x
  3. Step 3: Cross multiply
    103,032,005.20x = 154,548,007.80 × 62,217,336.40
  4. Step 4: Simplify right side
    103,032,005.20x = 9,615,565,391,242,424
  5. Step 5: Solve for x
    x = 9,615,565,391,242,424/103,032,005.20
  6. Step 6: Final answer
    x = 93,326,004.60

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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.