Home / 675,254,040.42-931,830,555.60-373,852,780.32

Finding the Fourth Proportional to 675,254,040.42, 931,830,555.60 and 373,852,780.32

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Solution

The fourth proportional to 675,254,040.42, 931,830,555.60 and 373,852,780.32 is: 515,905,752.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,254,040.42 : 931,830,555.60 = 373,852,780.32 : x
  2. Step 2: Convert to fraction form
    675,254,040.42/931,830,555.60 = 373,852,780.32/x
  3. Step 3: Cross multiply
    675,254,040.42x = 931,830,555.60 × 373,852,780.32
  4. Step 4: Simplify right side
    675,254,040.42x = 348,367,443,998,190,336
  5. Step 5: Solve for x
    x = 348,367,443,998,190,336/675,254,040.42
  6. Step 6: Final answer
    x = 515,905,752.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.