Home / 623,730,327,189.12-860,752,905,404.25-345,637,535,857.20

Finding the Fourth Proportional to 623,730,327,189.12, 860,752,905,404.25 and 345,637,535,857.20

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Solution

The fourth proportional to 623,730,327,189.12, 860,752,905,404.25 and 345,637,535,857.20 is: 476,982,600,071.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,730,327,189.12 : 860,752,905,404.25 = 345,637,535,857.20 : x
  2. Step 2: Convert to fraction form
    623,730,327,189.12/860,752,905,404.25 = 345,637,535,857.20/x
  3. Step 3: Cross multiply
    623,730,327,189.12x = 860,752,905,404.25 × 345,637,535,857.20
  4. Step 4: Simplify right side
    623,730,327,189.12x = 297,508,513,205,850,537,459,712
  5. Step 5: Solve for x
    x = 297,508,513,205,850,537,459,712/623,730,327,189.12
  6. Step 6: Final answer
    x = 476,982,600,071.08

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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.