Home / 31,965,192,442.60-47,947,788,663.90-30,441,444,807.40

Finding the Fourth Proportional to 31,965,192,442.60, 47,947,788,663.90 and 30,441,444,807.40

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Solution

The fourth proportional to 31,965,192,442.60, 47,947,788,663.90 and 30,441,444,807.40 is: 45,662,167,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965,192,442.60 : 47,947,788,663.90 = 30,441,444,807.40 : x
  2. Step 2: Convert to fraction form
    31,965,192,442.60/47,947,788,663.90 = 30,441,444,807.40/x
  3. Step 3: Cross multiply
    31,965,192,442.60x = 47,947,788,663.90 × 30,441,444,807.40
  4. Step 4: Simplify right side
    31,965,192,442.60x = 1,459,599,962,248,991,473,664
  5. Step 5: Solve for x
    x = 1,459,599,962,248,991,473,664/31,965,192,442.60
  6. Step 6: Final answer
    x = 45,662,167,211.10

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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.