Home / 263,804,312.88-364,042,927.80-152,291,390.40

Finding the Fourth Proportional to 263,804,312.88, 364,042,927.80 and 152,291,390.40

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Solution

The fourth proportional to 263,804,312.88, 364,042,927.80 and 152,291,390.40 is: 210,158,063.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,804,312.88 : 364,042,927.80 = 152,291,390.40 : x
  2. Step 2: Convert to fraction form
    263,804,312.88/364,042,927.80 = 152,291,390.40/x
  3. Step 3: Cross multiply
    263,804,312.88x = 364,042,927.80 × 152,291,390.40
  4. Step 4: Simplify right side
    263,804,312.88x = 55,440,603,639,948,816
  5. Step 5: Solve for x
    x = 55,440,603,639,948,816/263,804,312.88
  6. Step 6: Final answer
    x = 210,158,063.89

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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.