Home / 7,986,591,478,866.40-11,020,566,428,910-4,471,083,056,607.60

Finding the Fourth Proportional to 7,986,591,478,866.40, 11,020,566,428,910 and 4,471,083,056,607.60

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Solution

The fourth proportional to 7,986,591,478,866.40, 11,020,566,428,910 and 4,471,083,056,607.60 is: 6,169,574,087,381.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986,591,478,866.40 : 11,020,566,428,910 = 4,471,083,056,607.60 : x
  2. Step 2: Convert to fraction form
    7,986,591,478,866.40/11,020,566,428,910 = 4,471,083,056,607.60/x
  3. Step 3: Cross multiply
    7,986,591,478,866.40x = 11,020,566,428,910 × 4,471,083,056,607.60
  4. Step 4: Simplify right side
    7,986,591,478,866.40x = 49,273,867,834,518,020,569,432,064
  5. Step 5: Solve for x
    x = 49,273,867,834,518,020,569,432,064/7,986,591,478,866.40
  6. Step 6: Final answer
    x = 6,169,574,087,381.75

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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.