Home / 525,427,727,862.34-788,061,958,529.40-143,001,604,069.64

Finding the Fourth Proportional to 525,427,727,862.34, 788,061,958,529.40 and 143,001,604,069.64

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Solution

The fourth proportional to 525,427,727,862.34, 788,061,958,529.40 and 143,001,604,069.64 is: 214,480,732,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,427,727,862.34 : 788,061,958,529.40 = 143,001,604,069.64 : x
  2. Step 2: Convert to fraction form
    525,427,727,862.34/788,061,958,529.40 = 143,001,604,069.64/x
  3. Step 3: Cross multiply
    525,427,727,862.34x = 788,061,958,529.40 × 143,001,604,069.64
  4. Step 4: Simplify right side
    525,427,727,862.34x = 112,694,124,175,966,332,780,544
  5. Step 5: Solve for x
    x = 112,694,124,175,966,332,780,544/525,427,727,862.34
  6. Step 6: Final answer
    x = 214,480,732,934.39

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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.