Home / 609,316,780.40-913,337,268.53-254,994,070.28

Finding the Fourth Proportional to 609,316,780.40, 913,337,268.53 and 254,994,070.28

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Solution

The fourth proportional to 609,316,780.40, 913,337,268.53 and 254,994,070.28 is: 382,224,148.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,316,780.40 : 913,337,268.53 = 254,994,070.28 : x
  2. Step 2: Convert to fraction form
    609,316,780.40/913,337,268.53 = 254,994,070.28/x
  3. Step 3: Cross multiply
    609,316,780.40x = 913,337,268.53 × 254,994,070.28
  4. Step 4: Simplify right side
    609,316,780.40x = 232,895,587,639,607,072
  5. Step 5: Solve for x
    x = 232,895,587,639,607,072/609,316,780.40
  6. Step 6: Final answer
    x = 382,224,148.64

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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.