Home / 836,793,726.92-1,154,740,666.55-455,317,336.94

Finding the Fourth Proportional to 836,793,726.92, 1,154,740,666.55 and 455,317,336.94

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Solution

The fourth proportional to 836,793,726.92, 1,154,740,666.55 and 455,317,336.94 is: 628,319,056.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,793,726.92 : 1,154,740,666.55 = 455,317,336.94 : x
  2. Step 2: Convert to fraction form
    836,793,726.92/1,154,740,666.55 = 455,317,336.94/x
  3. Step 3: Cross multiply
    836,793,726.92x = 1,154,740,666.55 × 455,317,336.94
  4. Step 4: Simplify right side
    836,793,726.92x = 525,773,445,152,199,104
  5. Step 5: Solve for x
    x = 525,773,445,152,199,104/836,793,726.92
  6. Step 6: Final answer
    x = 628,319,056.70

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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.