Home / 572,107,272,887.30-788,977,714,725.45-417,538,120,390.95

Finding the Fourth Proportional to 572,107,272,887.30, 788,977,714,725.45 and 417,538,120,390.95

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Solution

The fourth proportional to 572,107,272,887.30, 788,977,714,725.45 and 417,538,120,390.95 is: 575,815,564,053.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,107,272,887.30 : 788,977,714,725.45 = 417,538,120,390.95 : x
  2. Step 2: Convert to fraction form
    572,107,272,887.30/788,977,714,725.45 = 417,538,120,390.95/x
  3. Step 3: Cross multiply
    572,107,272,887.30x = 788,977,714,725.45 × 417,538,120,390.95
  4. Step 4: Simplify right side
    572,107,272,887.30x = 329,428,272,036,811,531,878,400
  5. Step 5: Solve for x
    x = 329,428,272,036,811,531,878,400/572,107,272,887.30
  6. Step 6: Final answer
    x = 575,815,564,053.68

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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.