Home / 292,739,376.29-438,438,858.28-147,214,296.77

Finding the Fourth Proportional to 292,739,376.29, 438,438,858.28 and 147,214,296.77

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Solution

The fourth proportional to 292,739,376.29, 438,438,858.28 and 147,214,296.77 is: 220,484,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,739,376.29 : 438,438,858.28 = 147,214,296.77 : x
  2. Step 2: Convert to fraction form
    292,739,376.29/438,438,858.28 = 147,214,296.77/x
  3. Step 3: Cross multiply
    292,739,376.29x = 438,438,858.28 × 147,214,296.77
  4. Step 4: Simplify right side
    292,739,376.29x = 64,544,468,195,771,648
  5. Step 5: Solve for x
    x = 64,544,468,195,771,648/292,739,376.29
  6. Step 6: Final answer
    x = 220,484,408.40

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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.