Home / 502,154,818.44-753,218,303.77-133,692,931.86

Finding the Fourth Proportional to 502,154,818.44, 753,218,303.77 and 133,692,931.86

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Solution

The fourth proportional to 502,154,818.44, 753,218,303.77 and 133,692,931.86 is: 200,535,690.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,154,818.44 : 753,218,303.77 = 133,692,931.86 : x
  2. Step 2: Convert to fraction form
    502,154,818.44/753,218,303.77 = 133,692,931.86/x
  3. Step 3: Cross multiply
    502,154,818.44x = 753,218,303.77 × 133,692,931.86
  4. Step 4: Simplify right side
    502,154,818.44x = 100,699,963,364,765,600
  5. Step 5: Solve for x
    x = 100,699,963,364,765,600/502,154,818.44
  6. Step 6: Final answer
    x = 200,535,690.72

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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.