Home / 114,032,054.86-157,494,143.22-77,298,852.94

Finding the Fourth Proportional to 114,032,054.86, 157,494,143.22 and 77,298,852.94

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Solution

The fourth proportional to 114,032,054.86, 157,494,143.22 and 77,298,852.94 is: 106,760,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,032,054.86 : 157,494,143.22 = 77,298,852.94 : x
  2. Step 2: Convert to fraction form
    114,032,054.86/157,494,143.22 = 77,298,852.94/x
  3. Step 3: Cross multiply
    114,032,054.86x = 157,494,143.22 × 77,298,852.94
  4. Step 4: Simplify right side
    114,032,054.86x = 12,174,116,615,674,078
  5. Step 5: Solve for x
    x = 12,174,116,615,674,078/114,032,054.86
  6. Step 6: Final answer
    x = 106,760,477.40

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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.