Home / 772,301,203.70-1,158,451,805.55-357,777,223.70

Finding the Fourth Proportional to 772,301,203.70, 1,158,451,805.55 and 357,777,223.70

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Solution

The fourth proportional to 772,301,203.70, 1,158,451,805.55 and 357,777,223.70 is: 536,665,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,301,203.70 : 1,158,451,805.55 = 357,777,223.70 : x
  2. Step 2: Convert to fraction form
    772,301,203.70/1,158,451,805.55 = 357,777,223.70/x
  3. Step 3: Cross multiply
    772,301,203.70x = 1,158,451,805.55 × 357,777,223.70
  4. Step 4: Simplify right side
    772,301,203.70x = 414,467,670,779,931,200
  5. Step 5: Solve for x
    x = 414,467,670,779,931,200/772,301,203.70
  6. Step 6: Final answer
    x = 536,665,835.55

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Double scale
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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.