Home / 609,853,041.90-841,596,559.38-331,393,900.32

Finding the Fourth Proportional to 609,853,041.90, 841,596,559.38 and 331,393,900.32

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Solution

The fourth proportional to 609,853,041.90, 841,596,559.38 and 331,393,900.32 is: 457,323,235.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,853,041.90 : 841,596,559.38 = 331,393,900.32 : x
  2. Step 2: Convert to fraction form
    609,853,041.90/841,596,559.38 = 331,393,900.32/x
  3. Step 3: Cross multiply
    609,853,041.90x = 841,596,559.38 × 331,393,900.32
  4. Step 4: Simplify right side
    609,853,041.90x = 278,899,966,308,830,688
  5. Step 5: Solve for x
    x = 278,899,966,308,830,688/609,853,041.90
  6. Step 6: Final answer
    x = 457,323,235.51

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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.