Home / 432,291,909,027.96-647,525,637,980.10-346,839,055,774.20

Finding the Fourth Proportional to 432,291,909,027.96, 647,525,637,980.10 and 346,839,055,774.20

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Solution

The fourth proportional to 432,291,909,027.96, 647,525,637,980.10 and 346,839,055,774.20 is: 519,526,681,338.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,291,909,027.96 : 647,525,637,980.10 = 346,839,055,774.20 : x
  2. Step 2: Convert to fraction form
    432,291,909,027.96/647,525,637,980.10 = 346,839,055,774.20/x
  3. Step 3: Cross multiply
    432,291,909,027.96x = 647,525,637,980.10 × 346,839,055,774.20
  4. Step 4: Simplify right side
    432,291,909,027.96x = 224,587,180,866,604,344,803,328
  5. Step 5: Solve for x
    x = 224,587,180,866,604,344,803,328/432,291,909,027.96
  6. Step 6: Final answer
    x = 519,526,681,338.09

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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.