Home / 1,008,064,259.35-1,512,096,389.03-803,990,915.35

Finding the Fourth Proportional to 1,008,064,259.35, 1,512,096,389.03 and 803,990,915.35

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Solution

The fourth proportional to 1,008,064,259.35, 1,512,096,389.03 and 803,990,915.35 is: 1,205,986,373.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,064,259.35 : 1,512,096,389.03 = 803,990,915.35 : x
  2. Step 2: Convert to fraction form
    1,008,064,259.35/1,512,096,389.03 = 803,990,915.35/x
  3. Step 3: Cross multiply
    1,008,064,259.35x = 1,512,096,389.03 × 803,990,915.35
  4. Step 4: Simplify right side
    1,008,064,259.35x = 1,215,711,759,909,639,680
  5. Step 5: Solve for x
    x = 1,215,711,759,909,639,680/1,008,064,259.35
  6. Step 6: Final answer
    x = 1,205,986,373.03

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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.