Home / 772,652,459.60-1,159,455,399.49-358,052,001.92

Finding the Fourth Proportional to 772,652,459.60, 1,159,455,399.49 and 358,052,001.92

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Solution

The fourth proportional to 772,652,459.60, 1,159,455,399.49 and 358,052,001.92 is: 537,298,913.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,652,459.60 : 1,159,455,399.49 = 358,052,001.92 : x
  2. Step 2: Convert to fraction form
    772,652,459.60/1,159,455,399.49 = 358,052,001.92/x
  3. Step 3: Cross multiply
    772,652,459.60x = 1,159,455,399.49 × 358,052,001.92
  4. Step 4: Simplify right side
    772,652,459.60x = 415,145,326,918,550,592
  5. Step 5: Solve for x
    x = 415,145,326,918,550,592/772,652,459.60
  6. Step 6: Final answer
    x = 537,298,913.33

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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.