Home / 455,031,155,952.59-681,596,925,273.72-272,936,496,818.88

Finding the Fourth Proportional to 455,031,155,952.59, 681,596,925,273.72 and 272,936,496,818.88

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Solution

The fourth proportional to 455,031,155,952.59, 681,596,925,273.72 and 272,936,496,818.88 is: 408,835,031,608.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,031,155,952.59 : 681,596,925,273.72 = 272,936,496,818.88 : x
  2. Step 2: Convert to fraction form
    455,031,155,952.59/681,596,925,273.72 = 272,936,496,818.88/x
  3. Step 3: Cross multiply
    455,031,155,952.59x = 681,596,925,273.72 × 272,936,496,818.88
  4. Step 4: Simplify right side
    455,031,155,952.59x = 186,032,677,026,729,063,088,128
  5. Step 5: Solve for x
    x = 186,032,677,026,729,063,088,128/455,031,155,952.59
  6. Step 6: Final answer
    x = 408,835,031,608.50

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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.