Home / 41,306,710,783.21-61,972,711,253.66-21,152,406,631.87

Finding the Fourth Proportional to 41,306,710,783.21, 61,972,711,253.66 and 21,152,406,631.87

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Solution

The fourth proportional to 41,306,710,783.21, 61,972,711,253.66 and 21,152,406,631.87 is: 31,735,085,260.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,306,710,783.21 : 61,972,711,253.66 = 21,152,406,631.87 : x
  2. Step 2: Convert to fraction form
    41,306,710,783.21/61,972,711,253.66 = 21,152,406,631.87/x
  3. Step 3: Cross multiply
    41,306,710,783.21x = 61,972,711,253.66 × 21,152,406,631.87
  4. Step 4: Simplify right side
    41,306,710,783.21x = 1,310,871,988,516,655,726,592
  5. Step 5: Solve for x
    x = 1,310,871,988,516,655,726,592/41,306,710,783.21
  6. Step 6: Final answer
    x = 31,735,085,260.03

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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.