Home / 391,140,576,051.45-586,710,864,077.18-391,140,576,051.45

Finding the Fourth Proportional to 391,140,576,051.45, 586,710,864,077.18 and 391,140,576,051.45

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Solution

The fourth proportional to 391,140,576,051.45, 586,710,864,077.18 and 391,140,576,051.45 is: 586,710,864,077.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,140,576,051.45 : 586,710,864,077.18 = 391,140,576,051.45 : x
  2. Step 2: Convert to fraction form
    391,140,576,051.45/586,710,864,077.18 = 391,140,576,051.45/x
  3. Step 3: Cross multiply
    391,140,576,051.45x = 586,710,864,077.18 × 391,140,576,051.45
  4. Step 4: Simplify right side
    391,140,576,051.45x = 229,486,425,350,792,183,545,856
  5. Step 5: Solve for x
    x = 229,486,425,350,792,183,545,856/391,140,576,051.45
  6. Step 6: Final answer
    x = 586,710,864,077.18

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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.