Home / 1,878,878,185,107.50-2,817,163,870,665-730,169,156,472.88

Finding the Fourth Proportional to 1,878,878,185,107.50, 2,817,163,870,665 and 730,169,156,472.88

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Solution

The fourth proportional to 1,878,878,185,107.50, 2,817,163,870,665 and 730,169,156,472.88 is: 1,094,805,497,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,878,185,107.50 : 2,817,163,870,665 = 730,169,156,472.88 : x
  2. Step 2: Convert to fraction form
    1,878,878,185,107.50/2,817,163,870,665 = 730,169,156,472.88/x
  3. Step 3: Cross multiply
    1,878,878,185,107.50x = 2,817,163,870,665 × 730,169,156,472.88
  4. Step 4: Simplify right side
    1,878,878,185,107.50x = 2,057,006,167,089,336,704,565,248
  5. Step 5: Solve for x
    x = 2,057,006,167,089,336,704,565,248/1,878,878,185,107.50
  6. Step 6: Final answer
    x = 1,094,805,497,979.45

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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.