Home / 310,030,904.10-465,046,356.15-105,558,979.35

Finding the Fourth Proportional to 310,030,904.10, 465,046,356.15 and 105,558,979.35

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Solution

The fourth proportional to 310,030,904.10, 465,046,356.15 and 105,558,979.35 is: 158,338,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,030,904.10 : 465,046,356.15 = 105,558,979.35 : x
  2. Step 2: Convert to fraction form
    310,030,904.10/465,046,356.15 = 105,558,979.35/x
  3. Step 3: Cross multiply
    310,030,904.10x = 465,046,356.15 × 105,558,979.35
  4. Step 4: Simplify right side
    310,030,904.10x = 49,089,818,705,630,592
  5. Step 5: Solve for x
    x = 49,089,818,705,630,592/310,030,904.10
  6. Step 6: Final answer
    x = 158,338,469.03

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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.