Home / 74,337,028,274.34-111,426,143,128.02-42,396,935,248.62

Finding the Fourth Proportional to 74,337,028,274.34, 111,426,143,128.02 and 42,396,935,248.62

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Solution

The fourth proportional to 74,337,028,274.34, 111,426,143,128.02 and 42,396,935,248.62 is: 63,550,118,761.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,337,028,274.34 : 111,426,143,128.02 = 42,396,935,248.62 : x
  2. Step 2: Convert to fraction form
    74,337,028,274.34/111,426,143,128.02 = 42,396,935,248.62/x
  3. Step 3: Cross multiply
    74,337,028,274.34x = 111,426,143,128.02 × 42,396,935,248.62
  4. Step 4: Simplify right side
    74,337,028,274.34x = 4,724,126,975,202,129,084,416
  5. Step 5: Solve for x
    x = 4,724,126,975,202,129,084,416/74,337,028,274.34
  6. Step 6: Final answer
    x = 63,550,118,761.38

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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.