Home / 172,819,016,776.80-258,820,838,816.40-106,773,828,271.20

Finding the Fourth Proportional to 172,819,016,776.80, 258,820,838,816.40 and 106,773,828,271.20

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Solution

The fourth proportional to 172,819,016,776.80, 258,820,838,816.40 and 106,773,828,271.20 is: 159,908,859,060.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,819,016,776.80 : 258,820,838,816.40 = 106,773,828,271.20 : x
  2. Step 2: Convert to fraction form
    172,819,016,776.80/258,820,838,816.40 = 106,773,828,271.20/x
  3. Step 3: Cross multiply
    172,819,016,776.80x = 258,820,838,816.40 × 106,773,828,271.20
  4. Step 4: Simplify right side
    172,819,016,776.80x = 27,635,291,796,790,226,976,768
  5. Step 5: Solve for x
    x = 27,635,291,796,790,226,976,768/172,819,016,776.80
  6. Step 6: Final answer
    x = 159,908,859,060.82

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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.