Home / 8,238,727,152.40-12,348,535,579.80-3,328,176,931.60

Finding the Fourth Proportional to 8,238,727,152.40, 12,348,535,579.80 and 3,328,176,931.60

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Solution

The fourth proportional to 8,238,727,152.40, 12,348,535,579.80 and 3,328,176,931.60 is: 4,988,405,429.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238,727,152.40 : 12,348,535,579.80 = 3,328,176,931.60 : x
  2. Step 2: Convert to fraction form
    8,238,727,152.40/12,348,535,579.80 = 3,328,176,931.60/x
  3. Step 3: Cross multiply
    8,238,727,152.40x = 12,348,535,579.80 × 3,328,176,931.60
  4. Step 4: Simplify right side
    8,238,727,152.40x = 41,098,111,255,732,191,232
  5. Step 5: Solve for x
    x = 41,098,111,255,732,191,232/8,238,727,152.40
  6. Step 6: Final answer
    x = 4,988,405,429.08

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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.