Home / 382,388,237,336.88-527,933,916,897.80-243,417,931,176.38

Finding the Fourth Proportional to 382,388,237,336.88, 527,933,916,897.80 and 243,417,931,176.38

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Solution

The fourth proportional to 382,388,237,336.88, 527,933,916,897.80 and 243,417,931,176.38 is: 336,068,344,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,388,237,336.88 : 527,933,916,897.80 = 243,417,931,176.38 : x
  2. Step 2: Convert to fraction form
    382,388,237,336.88/527,933,916,897.80 = 243,417,931,176.38/x
  3. Step 3: Cross multiply
    382,388,237,336.88x = 527,933,916,897.80 × 243,417,931,176.38
  4. Step 4: Simplify right side
    382,388,237,336.88x = 128,508,581,849,105,405,313,024
  5. Step 5: Solve for x
    x = 128,508,581,849,105,405,313,024/382,388,237,336.88
  6. Step 6: Final answer
    x = 336,068,344,424.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.