Home / 897,513,177.62-1,346,696,121.27-621,589,010.42

Finding the Fourth Proportional to 897,513,177.62, 1,346,696,121.27 and 621,589,010.42

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Solution

The fourth proportional to 897,513,177.62, 1,346,696,121.27 and 621,589,010.42 is: 932,678,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,513,177.62 : 1,346,696,121.27 = 621,589,010.42 : x
  2. Step 2: Convert to fraction form
    897,513,177.62/1,346,696,121.27 = 621,589,010.42/x
  3. Step 3: Cross multiply
    897,513,177.62x = 1,346,696,121.27 × 621,589,010.42
  4. Step 4: Simplify right side
    897,513,177.62x = 837,091,509,356,671,488
  5. Step 5: Solve for x
    x = 837,091,509,356,671,488/897,513,177.62
  6. Step 6: Final answer
    x = 932,678,795.40

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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.