Home / 832,307,956.75-1,247,133,907.67-609,948,758.16

Finding the Fourth Proportional to 832,307,956.75, 1,247,133,907.67 and 609,948,758.16

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Solution

The fourth proportional to 832,307,956.75, 1,247,133,907.67 and 609,948,758.16 is: 913,949,905.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,307,956.75 : 1,247,133,907.67 = 609,948,758.16 : x
  2. Step 2: Convert to fraction form
    832,307,956.75/1,247,133,907.67 = 609,948,758.16/x
  3. Step 3: Cross multiply
    832,307,956.75x = 1,247,133,907.67 × 609,948,758.16
  4. Step 4: Simplify right side
    832,307,956.75x = 760,687,778,242,544,640
  5. Step 5: Solve for x
    x = 760,687,778,242,544,640/832,307,956.75
  6. Step 6: Final answer
    x = 913,949,905.29

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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.