Home / 1,535,693,307.89-2,120,720,413.16-1,452,029,715.84

Finding the Fourth Proportional to 1,535,693,307.89, 2,120,720,413.16 and 1,452,029,715.84

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Solution

The fourth proportional to 1,535,693,307.89, 2,120,720,413.16 and 1,452,029,715.84 is: 2,005,184,917.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,693,307.89 : 2,120,720,413.16 = 1,452,029,715.84 : x
  2. Step 2: Convert to fraction form
    1,535,693,307.89/2,120,720,413.16 = 1,452,029,715.84/x
  3. Step 3: Cross multiply
    1,535,693,307.89x = 2,120,720,413.16 × 1,452,029,715.84
  4. Step 4: Simplify right side
    1,535,693,307.89x = 3,079,349,058,889,541,632
  5. Step 5: Solve for x
    x = 3,079,349,058,889,541,632/1,535,693,307.89
  6. Step 6: Final answer
    x = 2,005,184,917.51

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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.