Home / 106,657,253.51-159,985,880.30-29,980,281.72

Finding the Fourth Proportional to 106,657,253.51, 159,985,880.30 and 29,980,281.72

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Solution

The fourth proportional to 106,657,253.51, 159,985,880.30 and 29,980,281.72 is: 44,970,422.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,657,253.51 : 159,985,880.30 = 29,980,281.72 : x
  2. Step 2: Convert to fraction form
    106,657,253.51/159,985,880.30 = 29,980,281.72/x
  3. Step 3: Cross multiply
    106,657,253.51x = 159,985,880.30 × 29,980,281.72
  4. Step 4: Simplify right side
    106,657,253.51x = 4,796,421,762,466,296
  5. Step 5: Solve for x
    x = 4,796,421,762,466,296/106,657,253.51
  6. Step 6: Final answer
    x = 44,970,422.59

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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.