Home / 683,316,008.40-1,024,974,012.60-314,850,248.40

Finding the Fourth Proportional to 683,316,008.40, 1,024,974,012.60 and 314,850,248.40

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Solution

The fourth proportional to 683,316,008.40, 1,024,974,012.60 and 314,850,248.40 is: 472,275,372.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,316,008.40 : 1,024,974,012.60 = 314,850,248.40 : x
  2. Step 2: Convert to fraction form
    683,316,008.40/1,024,974,012.60 = 314,850,248.40/x
  3. Step 3: Cross multiply
    683,316,008.40x = 1,024,974,012.60 × 314,850,248.40
  4. Step 4: Simplify right side
    683,316,008.40x = 322,713,322,470,654,720
  5. Step 5: Solve for x
    x = 322,713,322,470,654,720/683,316,008.40
  6. Step 6: Final answer
    x = 472,275,372.60

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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.