Home / 140,625,509.40-210,938,288.40-58,699,695.60

Finding the Fourth Proportional to 140,625,509.40, 210,938,288.40 and 58,699,695.60

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Solution

The fourth proportional to 140,625,509.40, 210,938,288.40 and 58,699,695.60 is: 88,049,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,625,509.40 : 210,938,288.40 = 58,699,695.60 : x
  2. Step 2: Convert to fraction form
    140,625,509.40/210,938,288.40 = 58,699,695.60/x
  3. Step 3: Cross multiply
    140,625,509.40x = 210,938,288.40 × 58,699,695.60
  4. Step 4: Simplify right side
    140,625,509.40x = 12,382,013,319,465,012
  5. Step 5: Solve for x
    x = 12,382,013,319,465,012/140,625,509.40
  6. Step 6: Final answer
    x = 88,049,553.54

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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.