Home / 86,505,815,264.76-129,796,012,033.85-46,703,687,442.66

Finding the Fourth Proportional to 86,505,815,264.76, 129,796,012,033.85 and 46,703,687,442.66

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Solution

The fourth proportional to 86,505,815,264.76, 129,796,012,033.85 and 46,703,687,442.66 is: 70,075,663,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,505,815,264.76 : 129,796,012,033.85 = 46,703,687,442.66 : x
  2. Step 2: Convert to fraction form
    86,505,815,264.76/129,796,012,033.85 = 46,703,687,442.66/x
  3. Step 3: Cross multiply
    86,505,815,264.76x = 129,796,012,033.85 × 46,703,687,442.66
  4. Step 4: Simplify right side
    86,505,815,264.76x = 6,061,952,377,332,666,728,448
  5. Step 5: Solve for x
    x = 6,061,952,377,332,666,728,448/86,505,815,264.76
  6. Step 6: Final answer
    x = 70,075,663,223.10

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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.