Home / 786,794,602.73-1,085,770,930.18-429,562,368.23

Finding the Fourth Proportional to 786,794,602.73, 1,085,770,930.18 and 429,562,368.23

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Solution

The fourth proportional to 786,794,602.73, 1,085,770,930.18 and 429,562,368.23 is: 592,792,998.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,794,602.73 : 1,085,770,930.18 = 429,562,368.23 : x
  2. Step 2: Convert to fraction form
    786,794,602.73/1,085,770,930.18 = 429,562,368.23/x
  3. Step 3: Cross multiply
    786,794,602.73x = 1,085,770,930.18 × 429,562,368.23
  4. Step 4: Simplify right side
    786,794,602.73x = 466,406,332,115,834,112
  5. Step 5: Solve for x
    x = 466,406,332,115,834,112/786,794,602.73
  6. Step 6: Final answer
    x = 592,792,998.96

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1.5x scale

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.