Home / 248,840,421.30-373,260,631.95-67,105,970.10

Finding the Fourth Proportional to 248,840,421.30, 373,260,631.95 and 67,105,970.10

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Solution

The fourth proportional to 248,840,421.30, 373,260,631.95 and 67,105,970.10 is: 100,658,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,840,421.30 : 373,260,631.95 = 67,105,970.10 : x
  2. Step 2: Convert to fraction form
    248,840,421.30/373,260,631.95 = 67,105,970.10/x
  3. Step 3: Cross multiply
    248,840,421.30x = 373,260,631.95 × 67,105,970.10
  4. Step 4: Simplify right side
    248,840,421.30x = 25,048,016,807,143,804
  5. Step 5: Solve for x
    x = 25,048,016,807,143,804/248,840,421.30
  6. Step 6: Final answer
    x = 100,658,955.15

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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.