Home / 739,735,779.15-1,109,464,944.58-371,171,771.82

Finding the Fourth Proportional to 739,735,779.15, 1,109,464,944.58 and 371,171,771.82

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Solution

The fourth proportional to 739,735,779.15, 1,109,464,944.58 and 371,171,771.82 is: 556,688,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,735,779.15 : 1,109,464,944.58 = 371,171,771.82 : x
  2. Step 2: Convert to fraction form
    739,735,779.15/1,109,464,944.58 = 371,171,771.82/x
  3. Step 3: Cross multiply
    739,735,779.15x = 1,109,464,944.58 × 371,171,771.82
  4. Step 4: Simplify right side
    739,735,779.15x = 411,802,069,251,936,640
  5. Step 5: Solve for x
    x = 411,802,069,251,936,640/739,735,779.15
  6. Step 6: Final answer
    x = 556,688,051.14

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Double scale
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1.5x scale

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.