Home / 180,302,456,659.80-270,506,029,482.90-72,681,187,625.40

Finding the Fourth Proportional to 180,302,456,659.80, 270,506,029,482.90 and 72,681,187,625.40

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Solution

The fourth proportional to 180,302,456,659.80, 270,506,029,482.90 and 72,681,187,625.40 is: 109,042,881,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,302,456,659.80 : 270,506,029,482.90 = 72,681,187,625.40 : x
  2. Step 2: Convert to fraction form
    180,302,456,659.80/270,506,029,482.90 = 72,681,187,625.40/x
  3. Step 3: Cross multiply
    180,302,456,659.80x = 270,506,029,482.90 × 72,681,187,625.40
  4. Step 4: Simplify right side
    180,302,456,659.80x = 19,660,699,482,648,637,079,552
  5. Step 5: Solve for x
    x = 19,660,699,482,648,637,079,552/180,302,456,659.80
  6. Step 6: Final answer
    x = 109,042,881,871.24

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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.