Home / 676,124,505.77-933,927,065.85-559,122,455.21

Finding the Fourth Proportional to 676,124,505.77, 933,927,065.85 and 559,122,455.21

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Solution

The fourth proportional to 676,124,505.77, 933,927,065.85 and 559,122,455.21 is: 772,312,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,124,505.77 : 933,927,065.85 = 559,122,455.21 : x
  2. Step 2: Convert to fraction form
    676,124,505.77/933,927,065.85 = 559,122,455.21/x
  3. Step 3: Cross multiply
    676,124,505.77x = 933,927,065.85 × 559,122,455.21
  4. Step 4: Simplify right side
    676,124,505.77x = 522,179,594,040,453,760
  5. Step 5: Solve for x
    x = 522,179,594,040,453,760/676,124,505.77
  6. Step 6: Final answer
    x = 772,312,776.11

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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.