Home / 1,301,508,893.80-1,954,176,528.30-915,044,998.60

Finding the Fourth Proportional to 1,301,508,893.80, 1,954,176,528.30 and 915,044,998.60

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Solution

The fourth proportional to 1,301,508,893.80, 1,954,176,528.30 and 915,044,998.60 is: 1,373,912,592.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,508,893.80 : 1,954,176,528.30 = 915,044,998.60 : x
  2. Step 2: Convert to fraction form
    1,301,508,893.80/1,954,176,528.30 = 915,044,998.60/x
  3. Step 3: Cross multiply
    1,301,508,893.80x = 1,954,176,528.30 × 915,044,998.60
  4. Step 4: Simplify right side
    1,301,508,893.80x = 1,788,159,458,602,426,368
  5. Step 5: Solve for x
    x = 1,788,159,458,602,426,368/1,301,508,893.80
  6. Step 6: Final answer
    x = 1,373,912,592.62

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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.