Home / 258,701,828.37-357,009,973.23-147,192,666.51

Finding the Fourth Proportional to 258,701,828.37, 357,009,973.23 and 147,192,666.51

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Solution

The fourth proportional to 258,701,828.37, 357,009,973.23 and 147,192,666.51 is: 203,126,704.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,701,828.37 : 357,009,973.23 = 147,192,666.51 : x
  2. Step 2: Convert to fraction form
    258,701,828.37/357,009,973.23 = 147,192,666.51/x
  3. Step 3: Cross multiply
    258,701,828.37x = 357,009,973.23 × 147,192,666.51
  4. Step 4: Simplify right side
    258,701,828.37x = 52,549,249,930,387,416
  5. Step 5: Solve for x
    x = 52,549,249,930,387,416/258,701,828.37
  6. Step 6: Final answer
    x = 203,126,704.83

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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.