Home / 434,625,902.30-651,714,904.65-161,856,263.90

Finding the Fourth Proportional to 434,625,902.30, 651,714,904.65 and 161,856,263.90

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Solution

The fourth proportional to 434,625,902.30, 651,714,904.65 and 161,856,263.90 is: 242,700,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,625,902.30 : 651,714,904.65 = 161,856,263.90 : x
  2. Step 2: Convert to fraction form
    434,625,902.30/651,714,904.65 = 161,856,263.90/x
  3. Step 3: Cross multiply
    434,625,902.30x = 651,714,904.65 × 161,856,263.90
  4. Step 4: Simplify right side
    434,625,902.30x = 105,484,139,594,593,744
  5. Step 5: Solve for x
    x = 105,484,139,594,593,744/434,625,902.30
  6. Step 6: Final answer
    x = 242,700,996.50

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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.