Home / 153,302,893.60-229,954,340.40-76,637,754.40

Finding the Fourth Proportional to 153,302,893.60, 229,954,340.40 and 76,637,754.40

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Solution

The fourth proportional to 153,302,893.60, 229,954,340.40 and 76,637,754.40 is: 114,956,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,302,893.60 : 229,954,340.40 = 76,637,754.40 : x
  2. Step 2: Convert to fraction form
    153,302,893.60/229,954,340.40 = 76,637,754.40/x
  3. Step 3: Cross multiply
    153,302,893.60x = 229,954,340.40 × 76,637,754.40
  4. Step 4: Simplify right side
    153,302,893.60x = 17,623,184,262,789,200
  5. Step 5: Solve for x
    x = 17,623,184,262,789,200/153,302,893.60
  6. Step 6: Final answer
    x = 114,956,631.60

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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.