Home / 96,926,492.40-145,389,738.60-69,716,713.20

Finding the Fourth Proportional to 96,926,492.40, 145,389,738.60 and 69,716,713.20

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Solution

The fourth proportional to 96,926,492.40, 145,389,738.60 and 69,716,713.20 is: 104,575,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,926,492.40 : 145,389,738.60 = 69,716,713.20 : x
  2. Step 2: Convert to fraction form
    96,926,492.40/145,389,738.60 = 69,716,713.20/x
  3. Step 3: Cross multiply
    96,926,492.40x = 145,389,738.60 × 69,716,713.20
  4. Step 4: Simplify right side
    96,926,492.40x = 10,136,094,708,199,170
  5. Step 5: Solve for x
    x = 10,136,094,708,199,170/96,926,492.40
  6. Step 6: Final answer
    x = 104,575,069.80

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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.