Home / 21,258,903,450.40-31,888,355,175.60-8,833,104,282.40

Finding the Fourth Proportional to 21,258,903,450.40, 31,888,355,175.60 and 8,833,104,282.40

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Solution

The fourth proportional to 21,258,903,450.40, 31,888,355,175.60 and 8,833,104,282.40 is: 13,249,656,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,258,903,450.40 : 31,888,355,175.60 = 8,833,104,282.40 : x
  2. Step 2: Convert to fraction form
    21,258,903,450.40/31,888,355,175.60 = 8,833,104,282.40/x
  3. Step 3: Cross multiply
    21,258,903,450.40x = 31,888,355,175.60 × 8,833,104,282.40
  4. Step 4: Simplify right side
    21,258,903,450.40x = 281,673,166,660,284,547,072
  5. Step 5: Solve for x
    x = 281,673,166,660,284,547,072/21,258,903,450.40
  6. Step 6: Final answer
    x = 13,249,656,423.60

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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.