Home / 260,963,501.32-391,597,893.65-97,314,315.40

Finding the Fourth Proportional to 260,963,501.32, 391,597,893.65 and 97,314,315.40

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Solution

The fourth proportional to 260,963,501.32, 391,597,893.65 and 97,314,315.40 is: 146,028,393.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,963,501.32 : 391,597,893.65 = 97,314,315.40 : x
  2. Step 2: Convert to fraction form
    260,963,501.32/391,597,893.65 = 97,314,315.40/x
  3. Step 3: Cross multiply
    260,963,501.32x = 391,597,893.65 × 97,314,315.40
  4. Step 4: Simplify right side
    260,963,501.32x = 38,108,080,932,631,760
  5. Step 5: Solve for x
    x = 38,108,080,932,631,760/260,963,501.32
  6. Step 6: Final answer
    x = 146,028,393.78

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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.