Home / 299,585,413,510.01-449,332,715,413.95-81,535,852,151.59

Finding the Fourth Proportional to 299,585,413,510.01, 449,332,715,413.95 and 81,535,852,151.59

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Solution

The fourth proportional to 299,585,413,510.01, 449,332,715,413.95 and 81,535,852,151.59 is: 122,291,420,739.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,585,413,510.01 : 449,332,715,413.95 = 81,535,852,151.59 : x
  2. Step 2: Convert to fraction form
    299,585,413,510.01/449,332,715,413.95 = 81,535,852,151.59/x
  3. Step 3: Cross multiply
    299,585,413,510.01x = 449,332,715,413.95 × 81,535,852,151.59
  4. Step 4: Simplify right side
    299,585,413,510.01x = 36,636,725,850,862,946,091,008
  5. Step 5: Solve for x
    x = 36,636,725,850,862,946,091,008/299,585,413,510.01
  6. Step 6: Final answer
    x = 122,291,420,739.14

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1.5x scale

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.