Home / 1,776,537,070.86-2,665,567,757.97-686,785,413.90

Finding the Fourth Proportional to 1,776,537,070.86, 2,665,567,757.97 and 686,785,413.90

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Solution

The fourth proportional to 1,776,537,070.86, 2,665,567,757.97 and 686,785,413.90 is: 1,030,472,758.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,537,070.86 : 2,665,567,757.97 = 686,785,413.90 : x
  2. Step 2: Convert to fraction form
    1,776,537,070.86/2,665,567,757.97 = 686,785,413.90/x
  3. Step 3: Cross multiply
    1,776,537,070.86x = 2,665,567,757.97 × 686,785,413.90
  4. Step 4: Simplify right side
    1,776,537,070.86x = 1,830,673,055,935,921,152
  5. Step 5: Solve for x
    x = 1,830,673,055,935,921,152/1,776,537,070.86
  6. Step 6: Final answer
    x = 1,030,472,758.47

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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.