Home / 1,127,044,296.29-1,554,674,940.76-702,921,628.30

Finding the Fourth Proportional to 1,127,044,296.29, 1,554,674,940.76 and 702,921,628.30

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Solution

The fourth proportional to 1,127,044,296.29, 1,554,674,940.76 and 702,921,628.30 is: 969,628,828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,044,296.29 : 1,554,674,940.76 = 702,921,628.30 : x
  2. Step 2: Convert to fraction form
    1,127,044,296.29/1,554,674,940.76 = 702,921,628.30/x
  3. Step 3: Cross multiply
    1,127,044,296.29x = 1,554,674,940.76 × 702,921,628.30
  4. Step 4: Simplify right side
    1,127,044,296.29x = 1,092,814,640,836,225,152
  5. Step 5: Solve for x
    x = 1,092,814,640,836,225,152/1,127,044,296.29
  6. Step 6: Final answer
    x = 969,628,828.64

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.