Home / 42,983,835.40-64,475,753.10-37,385,115.40

Finding the Fourth Proportional to 42,983,835.40, 64,475,753.10 and 37,385,115.40

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Solution

The fourth proportional to 42,983,835.40, 64,475,753.10 and 37,385,115.40 is: 56,077,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,983,835.40 : 64,475,753.10 = 37,385,115.40 : x
  2. Step 2: Convert to fraction form
    42,983,835.40/64,475,753.10 = 37,385,115.40/x
  3. Step 3: Cross multiply
    42,983,835.40x = 64,475,753.10 × 37,385,115.40
  4. Step 4: Simplify right side
    42,983,835.40x = 2,410,433,470,145,407.50
  5. Step 5: Solve for x
    x = 2,410,433,470,145,407.50/42,983,835.40
  6. Step 6: Final answer
    x = 56,077,673.10

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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.