Home / 641,093,516.01-961,806,070.89-375,423,592.82

Finding the Fourth Proportional to 641,093,516.01, 961,806,070.89 and 375,423,592.82

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Solution

The fourth proportional to 641,093,516.01, 961,806,070.89 and 375,423,592.82 is: 563,232,479.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,093,516.01 : 961,806,070.89 = 375,423,592.82 : x
  2. Step 2: Convert to fraction form
    641,093,516.01/961,806,070.89 = 375,423,592.82/x
  3. Step 3: Cross multiply
    641,093,516.01x = 961,806,070.89 × 375,423,592.82
  4. Step 4: Simplify right side
    641,093,516.01x = 361,084,690,724,802,368
  5. Step 5: Solve for x
    x = 361,084,690,724,802,368/641,093,516.01
  6. Step 6: Final answer
    x = 563,232,479.67

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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.