Home / 808,066,681.44-1,115,209,265.25-506,699,997.78

Finding the Fourth Proportional to 808,066,681.44, 1,115,209,265.25 and 506,699,997.78

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Solution

The fourth proportional to 808,066,681.44, 1,115,209,265.25 and 506,699,997.78 is: 699,294,433.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,066,681.44 : 1,115,209,265.25 = 506,699,997.78 : x
  2. Step 2: Convert to fraction form
    808,066,681.44/1,115,209,265.25 = 506,699,997.78/x
  3. Step 3: Cross multiply
    808,066,681.44x = 1,115,209,265.25 × 506,699,997.78
  4. Step 4: Simplify right side
    808,066,681.44x = 565,076,532,226,410,368
  5. Step 5: Solve for x
    x = 565,076,532,226,410,368/808,066,681.44
  6. Step 6: Final answer
    x = 699,294,433.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.