Home / 562,921,113,629.34-776,825,617,926.30-305,988,723,952.92

Finding the Fourth Proportional to 562,921,113,629.34, 776,825,617,926.30 and 305,988,723,952.92

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Solution

The fourth proportional to 562,921,113,629.34, 776,825,617,926.30 and 305,988,723,952.92 is: 422,261,439,139.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,921,113,629.34 : 776,825,617,926.30 = 305,988,723,952.92 : x
  2. Step 2: Convert to fraction form
    562,921,113,629.34/776,825,617,926.30 = 305,988,723,952.92/x
  3. Step 3: Cross multiply
    562,921,113,629.34x = 776,825,617,926.30 × 305,988,723,952.92
  4. Step 4: Simplify right side
    562,921,113,629.34x = 237,699,879,563,207,118,946,304
  5. Step 5: Solve for x
    x = 237,699,879,563,207,118,946,304/562,921,113,629.34
  6. Step 6: Final answer
    x = 422,261,439,139.63

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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.