Home / 266,800,717,444.95-368,174,663,623.01-144,862,660,979.21

Finding the Fourth Proportional to 266,800,717,444.95, 368,174,663,623.01 and 144,862,660,979.21

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Solution

The fourth proportional to 266,800,717,444.95, 368,174,663,623.01 and 144,862,660,979.21 is: 199,904,865,280.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,800,717,444.95 : 368,174,663,623.01 = 144,862,660,979.21 : x
  2. Step 2: Convert to fraction form
    266,800,717,444.95/368,174,663,623.01 = 144,862,660,979.21/x
  3. Step 3: Cross multiply
    266,800,717,444.95x = 368,174,663,623.01 × 144,862,660,979.21
  4. Step 4: Simplify right side
    266,800,717,444.95x = 53,334,761,477,554,776,834,048
  5. Step 5: Solve for x
    x = 53,334,761,477,554,776,834,048/266,800,717,444.95
  6. Step 6: Final answer
    x = 199,904,865,280.43

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1.5x scale

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.