Home / 584,947,396.80-877,421,041.92-257,422,909.82

Finding the Fourth Proportional to 584,947,396.80, 877,421,041.92 and 257,422,909.82

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Solution

The fourth proportional to 584,947,396.80, 877,421,041.92 and 257,422,909.82 is: 386,134,341.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,947,396.80 : 877,421,041.92 = 257,422,909.82 : x
  2. Step 2: Convert to fraction form
    584,947,396.80/877,421,041.92 = 257,422,909.82/x
  3. Step 3: Cross multiply
    584,947,396.80x = 877,421,041.92 × 257,422,909.82
  4. Step 4: Simplify right side
    584,947,396.80x = 225,868,277,743,955,488
  5. Step 5: Solve for x
    x = 225,868,277,743,955,488/584,947,396.80
  6. Step 6: Final answer
    x = 386,134,341.28

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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.