Home / 236,415,338.40-354,623,007.60-145,716,074.40

Finding the Fourth Proportional to 236,415,338.40, 354,623,007.60 and 145,716,074.40

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Solution

The fourth proportional to 236,415,338.40, 354,623,007.60 and 145,716,074.40 is: 218,574,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,415,338.40 : 354,623,007.60 = 145,716,074.40 : x
  2. Step 2: Convert to fraction form
    236,415,338.40/354,623,007.60 = 145,716,074.40/x
  3. Step 3: Cross multiply
    236,415,338.40x = 354,623,007.60 × 145,716,074.40
  4. Step 4: Simplify right side
    236,415,338.40x = 51,674,272,559,393,368
  5. Step 5: Solve for x
    x = 51,674,272,559,393,368/236,415,338.40
  6. Step 6: Final answer
    x = 218,574,111.60

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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.