Home / 316,957,242.50-475,468,476-109,695,289.40

Finding the Fourth Proportional to 316,957,242.50, 475,468,476 and 109,695,289.40

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Solution

The fourth proportional to 316,957,242.50, 475,468,476 and 109,695,289.40 is: 164,554,220.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,957,242.50 : 475,468,476 = 109,695,289.40 : x
  2. Step 2: Convert to fraction form
    316,957,242.50/475,468,476 = 109,695,289.40/x
  3. Step 3: Cross multiply
    316,957,242.50x = 475,468,476 × 109,695,289.40
  4. Step 4: Simplify right side
    316,957,242.50x = 52,156,652,075,396,960
  5. Step 5: Solve for x
    x = 52,156,652,075,396,960/316,957,242.50
  6. Step 6: Final answer
    x = 164,554,220.83

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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.