Home / 378,343,103,611.68-519,332,333,335.56-334,564,382,864.16

Finding the Fourth Proportional to 378,343,103,611.68, 519,332,333,335.56 and 334,564,382,864.16

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Solution

The fourth proportional to 378,343,103,611.68, 519,332,333,335.56 and 334,564,382,864.16 is: 459,239,510,236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,343,103,611.68 : 519,332,333,335.56 = 334,564,382,864.16 : x
  2. Step 2: Convert to fraction form
    378,343,103,611.68/519,332,333,335.56 = 334,564,382,864.16/x
  3. Step 3: Cross multiply
    378,343,103,611.68x = 519,332,333,335.56 × 334,564,382,864.16
  4. Step 4: Simplify right side
    378,343,103,611.68x = 173,750,101,603,815,838,973,952
  5. Step 5: Solve for x
    x = 173,750,101,603,815,838,973,952/378,343,103,611.68
  6. Step 6: Final answer
    x = 459,239,510,236.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.