Home / 251,634,337.47-377,473,303.31-76,796,705.58

Finding the Fourth Proportional to 251,634,337.47, 377,473,303.31 and 76,796,705.58

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Solution

The fourth proportional to 251,634,337.47, 377,473,303.31 and 76,796,705.58 is: 115,201,710.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,634,337.47 : 377,473,303.31 = 76,796,705.58 : x
  2. Step 2: Convert to fraction form
    251,634,337.47/377,473,303.31 = 76,796,705.58/x
  3. Step 3: Cross multiply
    251,634,337.47x = 377,473,303.31 × 76,796,705.58
  4. Step 4: Simplify right side
    251,634,337.47x = 28,988,706,138,224,124
  5. Step 5: Solve for x
    x = 28,988,706,138,224,124/251,634,337.47
  6. Step 6: Final answer
    x = 115,201,710.66

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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.