Home / 133,060,389.60-199,590,584.40-64,946,776.80

Finding the Fourth Proportional to 133,060,389.60, 199,590,584.40 and 64,946,776.80

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Solution

The fourth proportional to 133,060,389.60, 199,590,584.40 and 64,946,776.80 is: 97,420,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,389.60 : 199,590,584.40 = 64,946,776.80 : x
  2. Step 2: Convert to fraction form
    133,060,389.60/199,590,584.40 = 64,946,776.80/x
  3. Step 3: Cross multiply
    133,060,389.60x = 199,590,584.40 × 64,946,776.80
  4. Step 4: Simplify right side
    133,060,389.60x = 12,962,765,136,408,362
  5. Step 5: Solve for x
    x = 12,962,765,136,408,362/133,060,389.60
  6. Step 6: Final answer
    x = 97,420,165.20

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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.