Home / 319,094,184.61-478,690,765.05-134,862,436.36

Finding the Fourth Proportional to 319,094,184.61, 478,690,765.05 and 134,862,436.36

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Solution

The fourth proportional to 319,094,184.61, 478,690,765.05 and 134,862,436.36 is: 202,314,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,094,184.61 : 478,690,765.05 = 134,862,436.36 : x
  2. Step 2: Convert to fraction form
    319,094,184.61/478,690,765.05 = 134,862,436.36/x
  3. Step 3: Cross multiply
    319,094,184.61x = 478,690,765.05 × 134,862,436.36
  4. Step 4: Simplify right side
    319,094,184.61x = 64,557,402,837,675,344
  5. Step 5: Solve for x
    x = 64,557,402,837,675,344/319,094,184.61
  6. Step 6: Final answer
    x = 202,314,570.28

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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.