Home / 1,258,479,856,335.50-1,736,698,935,215.50-702,279,151,510.45

Finding the Fourth Proportional to 1,258,479,856,335.50, 1,736,698,935,215.50 and 702,279,151,510.45

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Solution

The fourth proportional to 1,258,479,856,335.50, 1,736,698,935,215.50 and 702,279,151,510.45 is: 969,143,406,239.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,479,856,335.50 : 1,736,698,935,215.50 = 702,279,151,510.45 : x
  2. Step 2: Convert to fraction form
    1,258,479,856,335.50/1,736,698,935,215.50 = 702,279,151,510.45/x
  3. Step 3: Cross multiply
    1,258,479,856,335.50x = 1,736,698,935,215.50 × 702,279,151,510.45
  4. Step 4: Simplify right side
    1,258,479,856,335.50x = 1,219,647,454,652,243,235,569,664
  5. Step 5: Solve for x
    x = 1,219,647,454,652,243,235,569,664/1,258,479,856,335.50
  6. Step 6: Final answer
    x = 969,143,406,239.07

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Double scale
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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.