Home / 770,813,444-1,156,447,294.32-310,514,748.32

Finding the Fourth Proportional to 770,813,444, 1,156,447,294.32 and 310,514,748.32

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Solution

The fourth proportional to 770,813,444, 1,156,447,294.32 and 310,514,748.32 is: 465,863,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,813,444 : 1,156,447,294.32 = 310,514,748.32 : x
  2. Step 2: Convert to fraction form
    770,813,444/1,156,447,294.32 = 310,514,748.32/x
  3. Step 3: Cross multiply
    770,813,444x = 1,156,447,294.32 × 310,514,748.32
  4. Step 4: Simplify right side
    770,813,444x = 359,093,940,541,119,744
  5. Step 5: Solve for x
    x = 359,093,940,541,119,744/770,813,444
  6. Step 6: Final answer
    x = 465,863,618.93

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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.