Home / 1,758,239,793.60-2,637,359,690.40-448,139,313.60

Finding the Fourth Proportional to 1,758,239,793.60, 2,637,359,690.40 and 448,139,313.60

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Solution

The fourth proportional to 1,758,239,793.60, 2,637,359,690.40 and 448,139,313.60 is: 672,208,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,239,793.60 : 2,637,359,690.40 = 448,139,313.60 : x
  2. Step 2: Convert to fraction form
    1,758,239,793.60/2,637,359,690.40 = 448,139,313.60/x
  3. Step 3: Cross multiply
    1,758,239,793.60x = 2,637,359,690.40 × 448,139,313.60
  4. Step 4: Simplify right side
    1,758,239,793.60x = 1,181,904,561,372,164,608
  5. Step 5: Solve for x
    x = 1,181,904,561,372,164,608/1,758,239,793.60
  6. Step 6: Final answer
    x = 672,208,970.40

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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.