Home / 679,752,814,214.80-1,019,126,555,147.90-411,082,064,307.67

Finding the Fourth Proportional to 679,752,814,214.80, 1,019,126,555,147.90 and 411,082,064,307.67

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Solution

The fourth proportional to 679,752,814,214.80, 1,019,126,555,147.90 and 411,082,064,307.67 is: 616,319,107,946.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,752,814,214.80 : 1,019,126,555,147.90 = 411,082,064,307.67 : x
  2. Step 2: Convert to fraction form
    679,752,814,214.80/1,019,126,555,147.90 = 411,082,064,307.67/x
  3. Step 3: Cross multiply
    679,752,814,214.80x = 1,019,126,555,147.90 × 411,082,064,307.67
  4. Step 4: Simplify right side
    679,752,814,214.80x = 418,944,648,080,963,212,935,168
  5. Step 5: Solve for x
    x = 418,944,648,080,963,212,935,168/679,752,814,214.80
  6. Step 6: Final answer
    x = 616,319,107,946.46

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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.