Home / 7,176,600,279.42-9,903,708,762.93-3,961,511,116.62

Finding the Fourth Proportional to 7,176,600,279.42, 9,903,708,762.93 and 3,961,511,116.62

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Solution

The fourth proportional to 7,176,600,279.42, 9,903,708,762.93 and 3,961,511,116.62 is: 5,466,885,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,600,279.42 : 9,903,708,762.93 = 3,961,511,116.62 : x
  2. Step 2: Convert to fraction form
    7,176,600,279.42/9,903,708,762.93 = 3,961,511,116.62/x
  3. Step 3: Cross multiply
    7,176,600,279.42x = 9,903,708,762.93 × 3,961,511,116.62
  4. Step 4: Simplify right side
    7,176,600,279.42x = 39,233,652,360,114,102,272
  5. Step 5: Solve for x
    x = 39,233,652,360,114,102,272/7,176,600,279.42
  6. Step 6: Final answer
    x = 5,466,885,549.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.