Home / 64,132,824.80-96,199,237.20-18,696,101.60

Finding the Fourth Proportional to 64,132,824.80, 96,199,237.20 and 18,696,101.60

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Solution

The fourth proportional to 64,132,824.80, 96,199,237.20 and 18,696,101.60 is: 28,044,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,132,824.80 : 96,199,237.20 = 18,696,101.60 : x
  2. Step 2: Convert to fraction form
    64,132,824.80/96,199,237.20 = 18,696,101.60/x
  3. Step 3: Cross multiply
    64,132,824.80x = 96,199,237.20 × 18,696,101.60
  4. Step 4: Simplify right side
    64,132,824.80x = 1,798,550,712,533,699.75
  5. Step 5: Solve for x
    x = 1,798,550,712,533,699.75/64,132,824.80
  6. Step 6: Final answer
    x = 28,044,152.40

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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.