Home / 175,412,810,361.74-262,666,064,141.47-121,063,875,831.15

Finding the Fourth Proportional to 175,412,810,361.74, 262,666,064,141.47 and 121,063,875,831.15

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Solution

The fourth proportional to 175,412,810,361.74, 262,666,064,141.47 and 121,063,875,831.15 is: 181,283,064,268.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,412,810,361.74 : 262,666,064,141.47 = 121,063,875,831.15 : x
  2. Step 2: Convert to fraction form
    175,412,810,361.74/262,666,064,141.47 = 121,063,875,831.15/x
  3. Step 3: Cross multiply
    175,412,810,361.74x = 262,666,064,141.47 × 121,063,875,831.15
  4. Step 4: Simplify right side
    175,412,810,361.74x = 31,799,371,774,279,802,683,392
  5. Step 5: Solve for x
    x = 31,799,371,774,279,802,683,392/175,412,810,361.74
  6. Step 6: Final answer
    x = 181,283,064,268.24

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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.