Home / 353,423,000.70-530,134,501.05-111,085,904.70

Finding the Fourth Proportional to 353,423,000.70, 530,134,501.05 and 111,085,904.70

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Solution

The fourth proportional to 353,423,000.70, 530,134,501.05 and 111,085,904.70 is: 166,628,857.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,423,000.70 : 530,134,501.05 = 111,085,904.70 : x
  2. Step 2: Convert to fraction form
    353,423,000.70/530,134,501.05 = 111,085,904.70/x
  3. Step 3: Cross multiply
    353,423,000.70x = 530,134,501.05 × 111,085,904.70
  4. Step 4: Simplify right side
    353,423,000.70x = 58,890,470,661,822,352
  5. Step 5: Solve for x
    x = 58,890,470,661,822,352/353,423,000.70
  6. Step 6: Final answer
    x = 166,628,857.05

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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.