Home / 1,878,878,185,103.50-2,817,163,870,659-730,169,156,468.88

Finding the Fourth Proportional to 1,878,878,185,103.50, 2,817,163,870,659 and 730,169,156,468.88

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Solution

The fourth proportional to 1,878,878,185,103.50, 2,817,163,870,659 and 730,169,156,468.88 is: 1,094,805,497,973.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,878,185,103.50 : 2,817,163,870,659 = 730,169,156,468.88 : x
  2. Step 2: Convert to fraction form
    1,878,878,185,103.50/2,817,163,870,659 = 730,169,156,468.88/x
  3. Step 3: Cross multiply
    1,878,878,185,103.50x = 2,817,163,870,659 × 730,169,156,468.88
  4. Step 4: Simplify right side
    1,878,878,185,103.50x = 2,057,006,167,073,686,917,480,448
  5. Step 5: Solve for x
    x = 2,057,006,167,073,686,917,480,448/1,878,878,185,103.50
  6. Step 6: Final answer
    x = 1,094,805,497,973.45

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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.