Home / 7,658,808,871.44-11,464,650,870.48-4,997,133,721.20

Finding the Fourth Proportional to 7,658,808,871.44, 11,464,650,870.48 and 4,997,133,721.20

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Solution

The fourth proportional to 7,658,808,871.44, 11,464,650,870.48 and 4,997,133,721.20 is: 7,480,326,827.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658,808,871.44 : 11,464,650,870.48 = 4,997,133,721.20 : x
  2. Step 2: Convert to fraction form
    7,658,808,871.44/11,464,650,870.48 = 4,997,133,721.20/x
  3. Step 3: Cross multiply
    7,658,808,871.44x = 11,464,650,870.48 × 4,997,133,721.20
  4. Step 4: Simplify right side
    7,658,808,871.44x = 57,290,393,466,660,536,320
  5. Step 5: Solve for x
    x = 57,290,393,466,660,536,320/7,658,808,871.44
  6. Step 6: Final answer
    x = 7,480,326,827.36

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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.