Home / 134,955,867.60-186,239,350.64-75,417,164.12

Finding the Fourth Proportional to 134,955,867.60, 186,239,350.64 and 75,417,164.12

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Solution

The fourth proportional to 134,955,867.60, 186,239,350.64 and 75,417,164.12 is: 104,075,828.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,955,867.60 : 186,239,350.64 = 75,417,164.12 : x
  2. Step 2: Convert to fraction form
    134,955,867.60/186,239,350.64 = 75,417,164.12/x
  3. Step 3: Cross multiply
    134,955,867.60x = 186,239,350.64 × 75,417,164.12
  4. Step 4: Simplify right side
    134,955,867.60x = 14,045,643,672,819,106
  5. Step 5: Solve for x
    x = 14,045,643,672,819,106/134,955,867.60
  6. Step 6: Final answer
    x = 104,075,828.07

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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.