Home / 1,301,893,832.39-1,796,612,123.32-707,178,788.96

Finding the Fourth Proportional to 1,301,893,832.39, 1,796,612,123.32 and 707,178,788.96

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Solution

The fourth proportional to 1,301,893,832.39, 1,796,612,123.32 and 707,178,788.96 is: 975,905,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,893,832.39 : 1,796,612,123.32 = 707,178,788.96 : x
  2. Step 2: Convert to fraction form
    1,301,893,832.39/1,796,612,123.32 = 707,178,788.96/x
  3. Step 3: Cross multiply
    1,301,893,832.39x = 1,796,612,123.32 × 707,178,788.96
  4. Step 4: Simplify right side
    1,301,893,832.39x = 1,270,525,985,589,540,864
  5. Step 5: Solve for x
    x = 1,270,525,985,589,540,864/1,301,893,832.39
  6. Step 6: Final answer
    x = 975,905,987.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.