Home / 64,475,905.40-96,713,858.10-56,917,633.40

Finding the Fourth Proportional to 64,475,905.40, 96,713,858.10 and 56,917,633.40

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Solution

The fourth proportional to 64,475,905.40, 96,713,858.10 and 56,917,633.40 is: 85,376,450.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,475,905.40 : 96,713,858.10 = 56,917,633.40 : x
  2. Step 2: Convert to fraction form
    64,475,905.40/96,713,858.10 = 56,917,633.40/x
  3. Step 3: Cross multiply
    64,475,905.40x = 96,713,858.10 × 56,917,633.40
  4. Step 4: Simplify right side
    64,475,905.40x = 5,504,723,920,035,420
  5. Step 5: Solve for x
    x = 5,504,723,920,035,420/64,475,905.40
  6. Step 6: Final answer
    x = 85,376,450.10

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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.