Home / 73,855,501.62-101,920,908.48-40,365,657.16

Finding the Fourth Proportional to 73,855,501.62, 101,920,908.48 and 40,365,657.16

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Solution

The fourth proportional to 73,855,501.62, 101,920,908.48 and 40,365,657.16 is: 55,704,779.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,855,501.62 : 101,920,908.48 = 40,365,657.16 : x
  2. Step 2: Convert to fraction form
    73,855,501.62/101,920,908.48 = 40,365,657.16/x
  3. Step 3: Cross multiply
    73,855,501.62x = 101,920,908.48 × 40,365,657.16
  4. Step 4: Simplify right side
    73,855,501.62x = 4,114,104,449,139,416.50
  5. Step 5: Solve for x
    x = 4,114,104,449,139,416.50/73,855,501.62
  6. Step 6: Final answer
    x = 55,704,779.72

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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.