Home / 55,920,175,006.49-77,169,838,557.69-30,199,452,449.43

Finding the Fourth Proportional to 55,920,175,006.49, 77,169,838,557.69 and 30,199,452,449.43

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Solution

The fourth proportional to 55,920,175,006.49, 77,169,838,557.69 and 30,199,452,449.43 is: 41,675,242,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,920,175,006.49 : 77,169,838,557.69 = 30,199,452,449.43 : x
  2. Step 2: Convert to fraction form
    55,920,175,006.49/77,169,838,557.69 = 30,199,452,449.43/x
  3. Step 3: Cross multiply
    55,920,175,006.49x = 77,169,838,557.69 × 30,199,452,449.43
  4. Step 4: Simplify right side
    55,920,175,006.49x = 2,330,486,870,053,148,950,528
  5. Step 5: Solve for x
    x = 2,330,486,870,053,148,950,528/55,920,175,006.49
  6. Step 6: Final answer
    x = 41,675,242,786.40

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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.