Home / 742,136,464.08-1,113,020,739.72-250,838,811.36

Finding the Fourth Proportional to 742,136,464.08, 1,113,020,739.72 and 250,838,811.36

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Solution

The fourth proportional to 742,136,464.08, 1,113,020,739.72 and 250,838,811.36 is: 376,196,040.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,136,464.08 : 1,113,020,739.72 = 250,838,811.36 : x
  2. Step 2: Convert to fraction form
    742,136,464.08/1,113,020,739.72 = 250,838,811.36/x
  3. Step 3: Cross multiply
    742,136,464.08x = 1,113,020,739.72 × 250,838,811.36
  4. Step 4: Simplify right side
    742,136,464.08x = 279,188,799,370,392,768
  5. Step 5: Solve for x
    x = 279,188,799,370,392,768/742,136,464.08
  6. Step 6: Final answer
    x = 376,196,040.60

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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.