Home / 739,735,787.40-1,109,464,956.96-371,171,780.08

Finding the Fourth Proportional to 739,735,787.40, 1,109,464,956.96 and 371,171,780.08

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Solution

The fourth proportional to 739,735,787.40, 1,109,464,956.96 and 371,171,780.08 is: 556,688,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,735,787.40 : 1,109,464,956.96 = 371,171,780.08 : x
  2. Step 2: Convert to fraction form
    739,735,787.40/1,109,464,956.96 = 371,171,780.08/x
  3. Step 3: Cross multiply
    739,735,787.40x = 1,109,464,956.96 × 371,171,780.08
  4. Step 4: Simplify right side
    739,735,787.40x = 411,802,083,011,223,808
  5. Step 5: Solve for x
    x = 411,802,083,011,223,808/739,735,787.40
  6. Step 6: Final answer
    x = 556,688,063.53

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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.