Home / 64,315,412.80-96,473,119.20-38,806,244.80

Finding the Fourth Proportional to 64,315,412.80, 96,473,119.20 and 38,806,244.80

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Solution

The fourth proportional to 64,315,412.80, 96,473,119.20 and 38,806,244.80 is: 58,209,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,315,412.80 : 96,473,119.20 = 38,806,244.80 : x
  2. Step 2: Convert to fraction form
    64,315,412.80/96,473,119.20 = 38,806,244.80/x
  3. Step 3: Cross multiply
    64,315,412.80x = 96,473,119.20 × 38,806,244.80
  4. Step 4: Simplify right side
    64,315,412.80x = 3,743,759,480,294,780
  5. Step 5: Solve for x
    x = 3,743,759,480,294,780/64,315,412.80
  6. Step 6: Final answer
    x = 58,209,367.20

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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.