Home / 818,586,921,503.96-1,129,574,142,435-452,773,251,494.92

Finding the Fourth Proportional to 818,586,921,503.96, 1,129,574,142,435 and 452,773,251,494.92

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Solution

The fourth proportional to 818,586,921,503.96, 1,129,574,142,435 and 452,773,251,494.92 is: 624,785,155,784.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,586,921,503.96 : 1,129,574,142,435 = 452,773,251,494.92 : x
  2. Step 2: Convert to fraction form
    818,586,921,503.96/1,129,574,142,435 = 452,773,251,494.92/x
  3. Step 3: Cross multiply
    818,586,921,503.96x = 1,129,574,142,435 × 452,773,251,494.92
  4. Step 4: Simplify right side
    818,586,921,503.96x = 511,440,957,274,880,804,388,864
  5. Step 5: Solve for x
    x = 511,440,957,274,880,804,388,864/818,586,921,503.96
  6. Step 6: Final answer
    x = 624,785,155,784.35

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Double scale
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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.