Home / 105,539,236,483.94-145,660,066,745.25-64,363,504,428.18

Finding the Fourth Proportional to 105,539,236,483.94, 145,660,066,745.25 and 64,363,504,428.18

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Solution

The fourth proportional to 105,539,236,483.94, 145,660,066,745.25 and 64,363,504,428.18 is: 88,831,345,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,539,236,483.94 : 145,660,066,745.25 = 64,363,504,428.18 : x
  2. Step 2: Convert to fraction form
    105,539,236,483.94/145,660,066,745.25 = 64,363,504,428.18/x
  3. Step 3: Cross multiply
    105,539,236,483.94x = 145,660,066,745.25 × 64,363,504,428.18
  4. Step 4: Simplify right side
    105,539,236,483.94x = 9,375,192,350,966,892,462,080
  5. Step 5: Solve for x
    x = 9,375,192,350,966,892,462,080/105,539,236,483.94
  6. Step 6: Final answer
    x = 88,831,345,225.75

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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.