Home / 523,442,719,013.34-785,402,646,703.02-268,651,028,131.50

Finding the Fourth Proportional to 523,442,719,013.34, 785,402,646,703.02 and 268,651,028,131.50

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Solution

The fourth proportional to 523,442,719,013.34, 785,402,646,703.02 and 268,651,028,131.50 is: 403,098,984,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,442,719,013.34 : 785,402,646,703.02 = 268,651,028,131.50 : x
  2. Step 2: Convert to fraction form
    523,442,719,013.34/785,402,646,703.02 = 268,651,028,131.50/x
  3. Step 3: Cross multiply
    523,442,719,013.34x = 785,402,646,703.02 × 268,651,028,131.50
  4. Step 4: Simplify right side
    523,442,719,013.34x = 210,999,228,533,967,593,406,464
  5. Step 5: Solve for x
    x = 210,999,228,533,967,593,406,464/523,442,719,013.34
  6. Step 6: Final answer
    x = 403,098,984,606.55

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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.