Home / 679,774,687,051.30-938,512,506,025.25-432,716,416,100.88

Finding the Fourth Proportional to 679,774,687,051.30, 938,512,506,025.25 and 432,716,416,100.88

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Solution

The fourth proportional to 679,774,687,051.30, 938,512,506,025.25 and 432,716,416,100.88 is: 597,418,197,248.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,774,687,051.30 : 938,512,506,025.25 = 432,716,416,100.88 : x
  2. Step 2: Convert to fraction form
    679,774,687,051.30/938,512,506,025.25 = 432,716,416,100.88/x
  3. Step 3: Cross multiply
    679,774,687,051.30x = 938,512,506,025.25 × 432,716,416,100.88
  4. Step 4: Simplify right side
    679,774,687,051.30x = 406,109,768,073,101,705,216,000
  5. Step 5: Solve for x
    x = 406,109,768,073,101,705,216,000/679,774,687,051.30
  6. Step 6: Final answer
    x = 597,418,197,248.13

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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.