Home / 268,596,135.60-402,894,203.40-96,078,577.20

Finding the Fourth Proportional to 268,596,135.60, 402,894,203.40 and 96,078,577.20

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Solution

The fourth proportional to 268,596,135.60, 402,894,203.40 and 96,078,577.20 is: 144,117,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,596,135.60 : 402,894,203.40 = 96,078,577.20 : x
  2. Step 2: Convert to fraction form
    268,596,135.60/402,894,203.40 = 96,078,577.20/x
  3. Step 3: Cross multiply
    268,596,135.60x = 402,894,203.40 × 96,078,577.20
  4. Step 4: Simplify right side
    268,596,135.60x = 38,709,501,824,799,400
  5. Step 5: Solve for x
    x = 38,709,501,824,799,400/268,596,135.60
  6. Step 6: Final answer
    x = 144,117,865.80

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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.