Home / 141,768,180.80-212,652,271.20-39,532,054.40

Finding the Fourth Proportional to 141,768,180.80, 212,652,271.20 and 39,532,054.40

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Solution

The fourth proportional to 141,768,180.80, 212,652,271.20 and 39,532,054.40 is: 59,298,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,768,180.80 : 212,652,271.20 = 39,532,054.40 : x
  2. Step 2: Convert to fraction form
    141,768,180.80/212,652,271.20 = 39,532,054.40/x
  3. Step 3: Cross multiply
    141,768,180.80x = 212,652,271.20 × 39,532,054.40
  4. Step 4: Simplify right side
    141,768,180.80x = 8,406,581,153,361,952
  5. Step 5: Solve for x
    x = 8,406,581,153,361,952/141,768,180.80
  6. Step 6: Final answer
    x = 59,298,081.60

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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.