Home / 447,502,941,691.08-617,668,961,525.45-291,461,973,681.03

Finding the Fourth Proportional to 447,502,941,691.08, 617,668,961,525.45 and 291,461,973,681.03

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Solution

The fourth proportional to 447,502,941,691.08, 617,668,961,525.45 and 291,461,973,681.03 is: 402,292,360,196.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,502,941,691.08 : 617,668,961,525.45 = 291,461,973,681.03 : x
  2. Step 2: Convert to fraction form
    447,502,941,691.08/617,668,961,525.45 = 291,461,973,681.03/x
  3. Step 3: Cross multiply
    447,502,941,691.08x = 617,668,961,525.45 × 291,461,973,681.03
  4. Step 4: Simplify right side
    447,502,941,691.08x = 180,027,014,607,719,838,515,200
  5. Step 5: Solve for x
    x = 180,027,014,607,719,838,515,200/447,502,941,691.08
  6. Step 6: Final answer
    x = 402,292,360,196.36

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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.