Home / 145,158,425.01-200,318,275.80-79,079,466.27

Finding the Fourth Proportional to 145,158,425.01, 200,318,275.80 and 79,079,466.27

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Solution

The fourth proportional to 145,158,425.01, 200,318,275.80 and 79,079,466.27 is: 109,129,472.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,158,425.01 : 200,318,275.80 = 79,079,466.27 : x
  2. Step 2: Convert to fraction form
    145,158,425.01/200,318,275.80 = 79,079,466.27/x
  3. Step 3: Cross multiply
    145,158,425.01x = 200,318,275.80 × 79,079,466.27
  4. Step 4: Simplify right side
    145,158,425.01x = 15,841,062,334,390,658
  5. Step 5: Solve for x
    x = 15,841,062,334,390,658/145,158,425.01
  6. Step 6: Final answer
    x = 109,129,472.39

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1.5x scale

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.