Home / 637,744,879,372.16-956,618,239,744.16-260,436,670,480.32

Finding the Fourth Proportional to 637,744,879,372.16, 956,618,239,744.16 and 260,436,670,480.32

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Solution

The fourth proportional to 637,744,879,372.16, 956,618,239,744.16 and 260,436,670,480.32 is: 390,655,381,702.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,744,879,372.16 : 956,618,239,744.16 = 260,436,670,480.32 : x
  2. Step 2: Convert to fraction form
    637,744,879,372.16/956,618,239,744.16 = 260,436,670,480.32/x
  3. Step 3: Cross multiply
    637,744,879,372.16x = 956,618,239,744.16 × 260,436,670,480.32
  4. Step 4: Simplify right side
    637,744,879,372.16x = 249,138,469,279,713,583,955,968
  5. Step 5: Solve for x
    x = 249,138,469,279,713,583,955,968/637,744,879,372.16
  6. Step 6: Final answer
    x = 390,655,381,702.14

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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.