Home / 612,870,552.80-919,305,829.20-249,625,599.20

Finding the Fourth Proportional to 612,870,552.80, 919,305,829.20 and 249,625,599.20

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Solution

The fourth proportional to 612,870,552.80, 919,305,829.20 and 249,625,599.20 is: 374,438,398.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,870,552.80 : 919,305,829.20 = 249,625,599.20 : x
  2. Step 2: Convert to fraction form
    612,870,552.80/919,305,829.20 = 249,625,599.20/x
  3. Step 3: Cross multiply
    612,870,552.80x = 919,305,829.20 × 249,625,599.20
  4. Step 4: Simplify right side
    612,870,552.80x = 229,482,268,462,102,848
  5. Step 5: Solve for x
    x = 229,482,268,462,102,848/612,870,552.80
  6. Step 6: Final answer
    x = 374,438,398.80

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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.