Home / 1,009,699,942.86-1,514,605,026.69-319,555,701.18

Finding the Fourth Proportional to 1,009,699,942.86, 1,514,605,026.69 and 319,555,701.18

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Solution

The fourth proportional to 1,009,699,942.86, 1,514,605,026.69 and 319,555,701.18 is: 479,350,994.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,699,942.86 : 1,514,605,026.69 = 319,555,701.18 : x
  2. Step 2: Convert to fraction form
    1,009,699,942.86/1,514,605,026.69 = 319,555,701.18/x
  3. Step 3: Cross multiply
    1,009,699,942.86x = 1,514,605,026.69 × 319,555,701.18
  4. Step 4: Simplify right side
    1,009,699,942.86x = 484,000,671,314,675,584
  5. Step 5: Solve for x
    x = 484,000,671,314,675,584/1,009,699,942.86
  6. Step 6: Final answer
    x = 479,350,994.06

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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.