Home / 12,358,696,677.60-18,538,045,016.40-4,602,304,639.20

Finding the Fourth Proportional to 12,358,696,677.60, 18,538,045,016.40 and 4,602,304,639.20

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Solution

The fourth proportional to 12,358,696,677.60, 18,538,045,016.40 and 4,602,304,639.20 is: 6,903,456,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,696,677.60 : 18,538,045,016.40 = 4,602,304,639.20 : x
  2. Step 2: Convert to fraction form
    12,358,696,677.60/18,538,045,016.40 = 4,602,304,639.20/x
  3. Step 3: Cross multiply
    12,358,696,677.60x = 18,538,045,016.40 × 4,602,304,639.20
  4. Step 4: Simplify right side
    12,358,696,677.60x = 85,317,730,580,676,165,632
  5. Step 5: Solve for x
    x = 85,317,730,580,676,165,632/12,358,696,677.60
  6. Step 6: Final answer
    x = 6,903,456,958.80

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1.5x scale

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.