Home / 168,492,088,378.40-252,738,132,567.60-56,659,895,866.40

Finding the Fourth Proportional to 168,492,088,378.40, 252,738,132,567.60 and 56,659,895,866.40

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Solution

The fourth proportional to 168,492,088,378.40, 252,738,132,567.60 and 56,659,895,866.40 is: 84,989,843,799.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,492,088,378.40 : 252,738,132,567.60 = 56,659,895,866.40 : x
  2. Step 2: Convert to fraction form
    168,492,088,378.40/252,738,132,567.60 = 56,659,895,866.40/x
  3. Step 3: Cross multiply
    168,492,088,378.40x = 252,738,132,567.60 × 56,659,895,866.40
  4. Step 4: Simplify right side
    168,492,088,378.40x = 14,320,116,272,748,614,909,952
  5. Step 5: Solve for x
    x = 14,320,116,272,748,614,909,952/168,492,088,378.40
  6. Step 6: Final answer
    x = 84,989,843,799.60

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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.