Home / 676,124,506.77-933,927,067.23-559,122,456.21

Finding the Fourth Proportional to 676,124,506.77, 933,927,067.23 and 559,122,456.21

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Solution

The fourth proportional to 676,124,506.77, 933,927,067.23 and 559,122,456.21 is: 772,312,777.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,124,506.77 : 933,927,067.23 = 559,122,456.21 : x
  2. Step 2: Convert to fraction form
    676,124,506.77/933,927,067.23 = 559,122,456.21/x
  3. Step 3: Cross multiply
    676,124,506.77x = 933,927,067.23 × 559,122,456.21
  4. Step 4: Simplify right side
    676,124,506.77x = 522,179,595,750,639,424
  5. Step 5: Solve for x
    x = 522,179,595,750,639,424/676,124,506.77
  6. Step 6: Final answer
    x = 772,312,777.49

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1.5x scale

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.