Home / 73,402,819.38-101,302,345.24-40,368,889.69

Finding the Fourth Proportional to 73,402,819.38, 101,302,345.24 and 40,368,889.69

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Solution

The fourth proportional to 73,402,819.38, 101,302,345.24 and 40,368,889.69 is: 55,712,617.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,402,819.38 : 101,302,345.24 = 40,368,889.69 : x
  2. Step 2: Convert to fraction form
    73,402,819.38/101,302,345.24 = 40,368,889.69/x
  3. Step 3: Cross multiply
    73,402,819.38x = 101,302,345.24 × 40,368,889.69
  4. Step 4: Simplify right side
    73,402,819.38x = 4,089,463,199,977,678.50
  5. Step 5: Solve for x
    x = 4,089,463,199,977,678.50/73,402,819.38
  6. Step 6: Final answer
    x = 55,712,617.51

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1.5x scale

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.