Home / 612,920,475.08-845,848,200.67-334,479,945.68

Finding the Fourth Proportional to 612,920,475.08, 845,848,200.67 and 334,479,945.68

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Solution

The fourth proportional to 612,920,475.08, 845,848,200.67 and 334,479,945.68 is: 461,592,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,920,475.08 : 845,848,200.67 = 334,479,945.68 : x
  2. Step 2: Convert to fraction form
    612,920,475.08/845,848,200.67 = 334,479,945.68/x
  3. Step 3: Cross multiply
    612,920,475.08x = 845,848,200.67 × 334,479,945.68
  4. Step 4: Simplify right side
    612,920,475.08x = 282,919,260,209,398,080
  5. Step 5: Solve for x
    x = 282,919,260,209,398,080/612,920,475.08
  6. Step 6: Final answer
    x = 461,592,117.92

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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.