Home / 103,140,225,712.46-154,727,130,581.94-30,458,726,350.11

Finding the Fourth Proportional to 103,140,225,712.46, 154,727,130,581.94 and 30,458,726,350.11

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Solution

The fourth proportional to 103,140,225,712.46, 154,727,130,581.94 and 30,458,726,350.11 is: 45,693,048,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,140,225,712.46 : 154,727,130,581.94 = 30,458,726,350.11 : x
  2. Step 2: Convert to fraction form
    103,140,225,712.46/154,727,130,581.94 = 30,458,726,350.11/x
  3. Step 3: Cross multiply
    103,140,225,712.46x = 154,727,130,581.94 × 30,458,726,350.11
  4. Step 4: Simplify right side
    103,140,225,712.46x = 4,712,791,329,333,046,673,408
  5. Step 5: Solve for x
    x = 4,712,791,329,333,046,673,408/103,140,225,712.46
  6. Step 6: Final answer
    x = 45,693,048,437.49

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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.