Home / 923,473,526.50-1,274,394,695.88-500,087,918.32

Finding the Fourth Proportional to 923,473,526.50, 1,274,394,695.88 and 500,087,918.32

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Solution

The fourth proportional to 923,473,526.50, 1,274,394,695.88 and 500,087,918.32 is: 690,121,992.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,473,526.50 : 1,274,394,695.88 = 500,087,918.32 : x
  2. Step 2: Convert to fraction form
    923,473,526.50/1,274,394,695.88 = 500,087,918.32/x
  3. Step 3: Cross multiply
    923,473,526.50x = 1,274,394,695.88 × 500,087,918.32
  4. Step 4: Simplify right side
    923,473,526.50x = 637,309,390,580,678,784
  5. Step 5: Solve for x
    x = 637,309,390,580,678,784/923,473,526.50
  6. Step 6: Final answer
    x = 690,121,992.99

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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.