Home / 130,666,603.87-196,029,434.01-43,227,915.76

Finding the Fourth Proportional to 130,666,603.87, 196,029,434.01 and 43,227,915.76

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Solution

The fourth proportional to 130,666,603.87, 196,029,434.01 and 43,227,915.76 is: 64,851,642.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,666,603.87 : 196,029,434.01 = 43,227,915.76 : x
  2. Step 2: Convert to fraction form
    130,666,603.87/196,029,434.01 = 43,227,915.76/x
  3. Step 3: Cross multiply
    130,666,603.87x = 196,029,434.01 × 43,227,915.76
  4. Step 4: Simplify right side
    130,666,603.87x = 8,473,943,859,864,758
  5. Step 5: Solve for x
    x = 8,473,943,859,864,758/130,666,603.87
  6. Step 6: Final answer
    x = 64,851,642.34

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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.