Home / 9,028,017,413.09-12,457,169,186.14-5,217,895,163

Finding the Fourth Proportional to 9,028,017,413.09, 12,457,169,186.14 and 5,217,895,163

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Solution

The fourth proportional to 9,028,017,413.09, 12,457,169,186.14 and 5,217,895,163 is: 7,199,831,354.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028,017,413.09 : 12,457,169,186.14 = 5,217,895,163 : x
  2. Step 2: Convert to fraction form
    9,028,017,413.09/12,457,169,186.14 = 5,217,895,163/x
  3. Step 3: Cross multiply
    9,028,017,413.09x = 12,457,169,186.14 × 5,217,895,163
  4. Step 4: Simplify right side
    9,028,017,413.09x = 65,000,202,841,032,548,352
  5. Step 5: Solve for x
    x = 65,000,202,841,032,548,352/9,028,017,413.09
  6. Step 6: Final answer
    x = 7,199,831,354.64

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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.