Home / 912,528,045.15-1,368,792,067.73-880,279,417.95

Finding the Fourth Proportional to 912,528,045.15, 1,368,792,067.73 and 880,279,417.95

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Solution

The fourth proportional to 912,528,045.15, 1,368,792,067.73 and 880,279,417.95 is: 1,320,419,126.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,528,045.15 : 1,368,792,067.73 = 880,279,417.95 : x
  2. Step 2: Convert to fraction form
    912,528,045.15/1,368,792,067.73 = 880,279,417.95/x
  3. Step 3: Cross multiply
    912,528,045.15x = 1,368,792,067.73 × 880,279,417.95
  4. Step 4: Simplify right side
    912,528,045.15x = 1,204,919,484,671,539,968
  5. Step 5: Solve for x
    x = 1,204,919,484,671,539,968/912,528,045.15
  6. Step 6: Final answer
    x = 1,320,419,126.93

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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.