Home / 843,789,773.43-1,164,319,461.90-486,570,743.91

Finding the Fourth Proportional to 843,789,773.43, 1,164,319,461.90 and 486,570,743.91

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Solution

The fourth proportional to 843,789,773.43, 1,164,319,461.90 and 486,570,743.91 is: 671,403,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,789,773.43 : 1,164,319,461.90 = 486,570,743.91 : x
  2. Step 2: Convert to fraction form
    843,789,773.43/1,164,319,461.90 = 486,570,743.91/x
  3. Step 3: Cross multiply
    843,789,773.43x = 1,164,319,461.90 × 486,570,743.91
  4. Step 4: Simplify right side
    843,789,773.43x = 566,523,786,725,573,952
  5. Step 5: Solve for x
    x = 566,523,786,725,573,952/843,789,773.43
  6. Step 6: Final answer
    x = 671,403,949.85

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1.5x scale

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.