Home / 228,664,100.34-342,803,330.91-99,174,178.62

Finding the Fourth Proportional to 228,664,100.34, 342,803,330.91 and 99,174,178.62

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Solution

The fourth proportional to 228,664,100.34, 342,803,330.91 and 99,174,178.62 is: 148,677,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,664,100.34 : 342,803,330.91 = 99,174,178.62 : x
  2. Step 2: Convert to fraction form
    228,664,100.34/342,803,330.91 = 99,174,178.62/x
  3. Step 3: Cross multiply
    228,664,100.34x = 342,803,330.91 × 99,174,178.62
  4. Step 4: Simplify right side
    228,664,100.34x = 33,997,238,771,199,312
  5. Step 5: Solve for x
    x = 33,997,238,771,199,312/228,664,100.34
  6. Step 6: Final answer
    x = 148,677,639.91

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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.