Home / 105,431,615,606.88-145,504,602,796.68-59,714,023,831.20

Finding the Fourth Proportional to 105,431,615,606.88, 145,504,602,796.68 and 59,714,023,831.20

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Solution

The fourth proportional to 105,431,615,606.88, 145,504,602,796.68 and 59,714,023,831.20 is: 82,410,435,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,431,615,606.88 : 145,504,602,796.68 = 59,714,023,831.20 : x
  2. Step 2: Convert to fraction form
    105,431,615,606.88/145,504,602,796.68 = 59,714,023,831.20/x
  3. Step 3: Cross multiply
    105,431,615,606.88x = 145,504,602,796.68 × 59,714,023,831.20
  4. Step 4: Simplify right side
    105,431,615,606.88x = 8,688,665,318,950,238,683,136
  5. Step 5: Solve for x
    x = 8,688,665,318,950,238,683,136/105,431,615,606.88
  6. Step 6: Final answer
    x = 82,410,435,133.11

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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.