Home / 170,272,401.60-255,408,602.40-102,191,966.40

Finding the Fourth Proportional to 170,272,401.60, 255,408,602.40 and 102,191,966.40

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Solution

The fourth proportional to 170,272,401.60, 255,408,602.40 and 102,191,966.40 is: 153,287,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,272,401.60 : 255,408,602.40 = 102,191,966.40 : x
  2. Step 2: Convert to fraction form
    170,272,401.60/255,408,602.40 = 102,191,966.40/x
  3. Step 3: Cross multiply
    170,272,401.60x = 255,408,602.40 × 102,191,966.40
  4. Step 4: Simplify right side
    170,272,401.60x = 26,100,707,314,731,760
  5. Step 5: Solve for x
    x = 26,100,707,314,731,760/170,272,401.60
  6. Step 6: Final answer
    x = 153,287,949.60

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1.5x scale

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.