Home / 146,677,774,013.40-220,016,661,020.10-99,257,506,159.80

Finding the Fourth Proportional to 146,677,774,013.40, 220,016,661,020.10 and 99,257,506,159.80

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Solution

The fourth proportional to 146,677,774,013.40, 220,016,661,020.10 and 99,257,506,159.80 is: 148,886,259,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,677,774,013.40 : 220,016,661,020.10 = 99,257,506,159.80 : x
  2. Step 2: Convert to fraction form
    146,677,774,013.40/220,016,661,020.10 = 99,257,506,159.80/x
  3. Step 3: Cross multiply
    146,677,774,013.40x = 220,016,661,020.10 × 99,257,506,159.80
  4. Step 4: Simplify right side
    146,677,774,013.40x = 21,838,305,086,461,207,117,824
  5. Step 5: Solve for x
    x = 21,838,305,086,461,207,117,824/146,677,774,013.40
  6. Step 6: Final answer
    x = 148,886,259,239.70

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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.