Home / 1,012,696,601.60-1,519,044,902.40-971,881,932.80

Finding the Fourth Proportional to 1,012,696,601.60, 1,519,044,902.40 and 971,881,932.80

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Solution

The fourth proportional to 1,012,696,601.60, 1,519,044,902.40 and 971,881,932.80 is: 1,457,822,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,696,601.60 : 1,519,044,902.40 = 971,881,932.80 : x
  2. Step 2: Convert to fraction form
    1,012,696,601.60/1,519,044,902.40 = 971,881,932.80/x
  3. Step 3: Cross multiply
    1,012,696,601.60x = 1,519,044,902.40 × 971,881,932.80
  4. Step 4: Simplify right side
    1,012,696,601.60x = 1,476,332,295,754,499,328
  5. Step 5: Solve for x
    x = 1,476,332,295,754,499,328/1,012,696,601.60
  6. Step 6: Final answer
    x = 1,457,822,899.20

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Double scale
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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.