Home / 413,406,352,104.96-620,109,527,456.64-99,337,475,688.96

Finding the Fourth Proportional to 413,406,352,104.96, 620,109,527,456.64 and 99,337,475,688.96

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Solution

The fourth proportional to 413,406,352,104.96, 620,109,527,456.64 and 99,337,475,688.96 is: 149,006,213,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,406,352,104.96 : 620,109,527,456.64 = 99,337,475,688.96 : x
  2. Step 2: Convert to fraction form
    413,406,352,104.96/620,109,527,456.64 = 99,337,475,688.96/x
  3. Step 3: Cross multiply
    413,406,352,104.96x = 620,109,527,456.64 × 99,337,475,688.96
  4. Step 4: Simplify right side
    413,406,352,104.96x = 61,600,115,108,216,454,512,640
  5. Step 5: Solve for x
    x = 61,600,115,108,216,454,512,640/413,406,352,104.96
  6. Step 6: Final answer
    x = 149,006,213,365.05

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1.5x scale

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.