Home / 203,423,179,623.95-305,134,769,435.93-61,931,477,478.35

Finding the Fourth Proportional to 203,423,179,623.95, 305,134,769,435.93 and 61,931,477,478.35

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Solution

The fourth proportional to 203,423,179,623.95, 305,134,769,435.93 and 61,931,477,478.35 is: 92,897,216,217.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,423,179,623.95 : 305,134,769,435.93 = 61,931,477,478.35 : x
  2. Step 2: Convert to fraction form
    203,423,179,623.95/305,134,769,435.93 = 61,931,477,478.35/x
  3. Step 3: Cross multiply
    203,423,179,623.95x = 305,134,769,435.93 × 61,931,477,478.35
  4. Step 4: Simplify right side
    203,423,179,623.95x = 18,897,447,101,182,819,434,496
  5. Step 5: Solve for x
    x = 18,897,447,101,182,819,434,496/203,423,179,623.95
  6. Step 6: Final answer
    x = 92,897,216,217.53

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Double scale
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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.