Home / 1,385,003,905-2,077,509,990.86-335,737,948.30

Finding the Fourth Proportional to 1,385,003,905, 2,077,509,990.86 and 335,737,948.30

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Solution

The fourth proportional to 1,385,003,905, 2,077,509,990.86 and 335,737,948.30 is: 503,607,924.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,003,905 : 2,077,509,990.86 = 335,737,948.30 : x
  2. Step 2: Convert to fraction form
    1,385,003,905/2,077,509,990.86 = 335,737,948.30/x
  3. Step 3: Cross multiply
    1,385,003,905x = 2,077,509,990.86 × 335,737,948.30
  4. Step 4: Simplify right side
    1,385,003,905x = 697,498,941,904,088,192
  5. Step 5: Solve for x
    x = 697,498,941,904,088,192/1,385,003,905
  6. Step 6: Final answer
    x = 503,607,924.42

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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.