Home / 611,334,307,352.80-917,001,461,029.20-164,199,406,981.60

Finding the Fourth Proportional to 611,334,307,352.80, 917,001,461,029.20 and 164,199,406,981.60

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Solution

The fourth proportional to 611,334,307,352.80, 917,001,461,029.20 and 164,199,406,981.60 is: 246,299,110,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,334,307,352.80 : 917,001,461,029.20 = 164,199,406,981.60 : x
  2. Step 2: Convert to fraction form
    611,334,307,352.80/917,001,461,029.20 = 164,199,406,981.60/x
  3. Step 3: Cross multiply
    611,334,307,352.80x = 917,001,461,029.20 × 164,199,406,981.60
  4. Step 4: Simplify right side
    611,334,307,352.80x = 150,571,096,102,255,416,311,808
  5. Step 5: Solve for x
    x = 150,571,096,102,255,416,311,808/611,334,307,352.80
  6. Step 6: Final answer
    x = 246,299,110,472.40

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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.