Home / 897,616,937,213.20-1,238,712,567,909.70-486,086,126,222.65

Finding the Fourth Proportional to 897,616,937,213.20, 1,238,712,567,909.70 and 486,086,126,222.65

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Solution

The fourth proportional to 897,616,937,213.20, 1,238,712,567,909.70 and 486,086,126,222.65 is: 670,799,501,074.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,616,937,213.20 : 1,238,712,567,909.70 = 486,086,126,222.65 : x
  2. Step 2: Convert to fraction form
    897,616,937,213.20/1,238,712,567,909.70 = 486,086,126,222.65/x
  3. Step 3: Cross multiply
    897,616,937,213.20x = 1,238,712,567,909.70 × 486,086,126,222.65
  4. Step 4: Simplify right side
    897,616,937,213.20x = 602,120,993,638,537,333,047,296
  5. Step 5: Solve for x
    x = 602,120,993,638,537,333,047,296/897,616,937,213.20
  6. Step 6: Final answer
    x = 670,799,501,074.39

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Double scale
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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.