Home / 1,313,607,578,219.70-1,971,156,755,635.40-709,224,735,252.65

Finding the Fourth Proportional to 1,313,607,578,219.70, 1,971,156,755,635.40 and 709,224,735,252.65

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Solution

The fourth proportional to 1,313,607,578,219.70, 1,971,156,755,635.40 and 709,224,735,252.65 is: 1,064,239,542,566.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,607,578,219.70 : 1,971,156,755,635.40 = 709,224,735,252.65 : x
  2. Step 2: Convert to fraction form
    1,313,607,578,219.70/1,971,156,755,635.40 = 709,224,735,252.65/x
  3. Step 3: Cross multiply
    1,313,607,578,219.70x = 1,971,156,755,635.40 × 709,224,735,252.65
  4. Step 4: Simplify right side
    1,313,607,578,219.70x = 1,397,993,128,156,989,153,607,680
  5. Step 5: Solve for x
    x = 1,397,993,128,156,989,153,607,680/1,313,607,578,219.70
  6. Step 6: Final answer
    x = 1,064,239,542,566.93

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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.