Home / 7,064,511,423.12-9,748,586,497.77-3,892,517,831.52

Finding the Fourth Proportional to 7,064,511,423.12, 9,748,586,497.77 and 3,892,517,831.52

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Solution

The fourth proportional to 7,064,511,423.12, 9,748,586,497.77 and 3,892,517,831.52 is: 5,371,432,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,064,511,423.12 : 9,748,586,497.77 = 3,892,517,831.52 : x
  2. Step 2: Convert to fraction form
    7,064,511,423.12/9,748,586,497.77 = 3,892,517,831.52/x
  3. Step 3: Cross multiply
    7,064,511,423.12x = 9,748,586,497.77 × 3,892,517,831.52
  4. Step 4: Simplify right side
    7,064,511,423.12x = 37,946,546,774,684,835,840
  5. Step 5: Solve for x
    x = 37,946,546,774,684,835,840/7,064,511,423.12
  6. Step 6: Final answer
    x = 5,371,432,573.60

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1.5x scale

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.