Home / 134,955,864.60-186,239,346.50-75,417,161.12

Finding the Fourth Proportional to 134,955,864.60, 186,239,346.50 and 75,417,161.12

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Solution

The fourth proportional to 134,955,864.60, 186,239,346.50 and 75,417,161.12 is: 104,075,823.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,955,864.60 : 186,239,346.50 = 75,417,161.12 : x
  2. Step 2: Convert to fraction form
    134,955,864.60/186,239,346.50 = 75,417,161.12/x
  3. Step 3: Cross multiply
    134,955,864.60x = 186,239,346.50 × 75,417,161.12
  4. Step 4: Simplify right side
    134,955,864.60x = 14,045,642,801,874,008
  5. Step 5: Solve for x
    x = 14,045,642,801,874,008/134,955,864.60
  6. Step 6: Final answer
    x = 104,075,823.93

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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.