Home / 708,717,406.96-1,063,127,189.28-272,018,091.08

Finding the Fourth Proportional to 708,717,406.96, 1,063,127,189.28 and 272,018,091.08

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Solution

The fourth proportional to 708,717,406.96, 1,063,127,189.28 and 272,018,091.08 is: 408,046,741.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,717,406.96 : 1,063,127,189.28 = 272,018,091.08 : x
  2. Step 2: Convert to fraction form
    708,717,406.96/1,063,127,189.28 = 272,018,091.08/x
  3. Step 3: Cross multiply
    708,717,406.96x = 1,063,127,189.28 × 272,018,091.08
  4. Step 4: Simplify right side
    708,717,406.96x = 289,189,828,603,191,424
  5. Step 5: Solve for x
    x = 289,189,828,603,191,424/708,717,406.96
  6. Step 6: Final answer
    x = 408,046,741.57

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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.