Home / 41,306,710,801.40-61,972,711,281.08-21,152,406,650.06

Finding the Fourth Proportional to 41,306,710,801.40, 61,972,711,281.08 and 21,152,406,650.06

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Solution

The fourth proportional to 41,306,710,801.40, 61,972,711,281.08 and 21,152,406,650.06 is: 31,735,085,287.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,306,710,801.40 : 61,972,711,281.08 = 21,152,406,650.06 : x
  2. Step 2: Convert to fraction form
    41,306,710,801.40/61,972,711,281.08 = 21,152,406,650.06/x
  3. Step 3: Cross multiply
    41,306,710,801.40x = 61,972,711,281.08 × 21,152,406,650.06
  4. Step 4: Simplify right side
    41,306,710,801.40x = 1,310,871,990,223,749,251,072
  5. Step 5: Solve for x
    x = 1,310,871,990,223,749,251,072/41,306,710,801.40
  6. Step 6: Final answer
    x = 31,735,085,287.39

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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.