Home / 817,546,032.90-1,224,857,586.60-497,529,977.40

Finding the Fourth Proportional to 817,546,032.90, 1,224,857,586.60 and 497,529,977.40

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Solution

The fourth proportional to 817,546,032.90, 1,224,857,586.60 and 497,529,977.40 is: 745,405,570.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,546,032.90 : 1,224,857,586.60 = 497,529,977.40 : x
  2. Step 2: Convert to fraction form
    817,546,032.90/1,224,857,586.60 = 497,529,977.40/x
  3. Step 3: Cross multiply
    817,546,032.90x = 1,224,857,586.60 × 497,529,977.40
  4. Step 4: Simplify right side
    817,546,032.90x = 609,403,367,379,316,480
  5. Step 5: Solve for x
    x = 609,403,367,379,316,480/817,546,032.90
  6. Step 6: Final answer
    x = 745,405,570.89

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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.