Home / 139,799,148.08-209,698,611.35-37,563,185.70

Finding the Fourth Proportional to 139,799,148.08, 209,698,611.35 and 37,563,185.70

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Solution

The fourth proportional to 139,799,148.08, 209,698,611.35 and 37,563,185.70 is: 56,344,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,799,148.08 : 209,698,611.35 = 37,563,185.70 : x
  2. Step 2: Convert to fraction form
    139,799,148.08/209,698,611.35 = 37,563,185.70/x
  3. Step 3: Cross multiply
    139,799,148.08x = 209,698,611.35 × 37,563,185.70
  4. Step 4: Simplify right side
    139,799,148.08x = 7,876,947,878,984,362
  5. Step 5: Solve for x
    x = 7,876,947,878,984,362/139,799,148.08
  6. Step 6: Final answer
    x = 56,344,748.79

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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.