Home / 832,067,612.36-1,148,254,424.25-450,590,312.67

Finding the Fourth Proportional to 832,067,612.36, 1,148,254,424.25 and 450,590,312.67

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Solution

The fourth proportional to 832,067,612.36, 1,148,254,424.25 and 450,590,312.67 is: 621,815,237.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,067,612.36 : 1,148,254,424.25 = 450,590,312.67 : x
  2. Step 2: Convert to fraction form
    832,067,612.36/1,148,254,424.25 = 450,590,312.67/x
  3. Step 3: Cross multiply
    832,067,612.36x = 1,148,254,424.25 × 450,590,312.67
  4. Step 4: Simplify right side
    832,067,612.36x = 517,392,320,041,488,640
  5. Step 5: Solve for x
    x = 517,392,320,041,488,640/832,067,612.36
  6. Step 6: Final answer
    x = 621,815,237.56

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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.