Home / 437,586,618,811.24-656,604,314,712.24-211,139,191,972.98

Finding the Fourth Proportional to 437,586,618,811.24, 656,604,314,712.24 and 211,139,191,972.98

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Solution

The fourth proportional to 437,586,618,811.24, 656,604,314,712.24 and 211,139,191,972.98 is: 316,817,056,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,586,618,811.24 : 656,604,314,712.24 = 211,139,191,972.98 : x
  2. Step 2: Convert to fraction form
    437,586,618,811.24/656,604,314,712.24 = 211,139,191,972.98/x
  3. Step 3: Cross multiply
    437,586,618,811.24x = 656,604,314,712.24 × 211,139,191,972.98
  4. Step 4: Simplify right side
    437,586,618,811.24x = 138,634,904,454,314,630,053,888
  5. Step 5: Solve for x
    x = 138,634,904,454,314,630,053,888/437,586,618,811.24
  6. Step 6: Final answer
    x = 316,817,056,314.32

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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.