Home / 1,526,897,748.80-2,291,018,469.60-708,588,833.60

Finding the Fourth Proportional to 1,526,897,748.80, 2,291,018,469.60 and 708,588,833.60

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Solution

The fourth proportional to 1,526,897,748.80, 2,291,018,469.60 and 708,588,833.60 is: 1,063,195,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,897,748.80 : 2,291,018,469.60 = 708,588,833.60 : x
  2. Step 2: Convert to fraction form
    1,526,897,748.80/2,291,018,469.60 = 708,588,833.60/x
  3. Step 3: Cross multiply
    1,526,897,748.80x = 2,291,018,469.60 × 708,588,833.60
  4. Step 4: Simplify right side
    1,526,897,748.80x = 1,623,390,105,129,921,024
  5. Step 5: Solve for x
    x = 1,623,390,105,129,921,024/1,526,897,748.80
  6. Step 6: Final answer
    x = 1,063,195,034.77

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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.