Home / 708,849,812.20-1,063,274,718.30-613,298,324.20

Finding the Fourth Proportional to 708,849,812.20, 1,063,274,718.30 and 613,298,324.20

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Solution

The fourth proportional to 708,849,812.20, 1,063,274,718.30 and 613,298,324.20 is: 919,947,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,849,812.20 : 1,063,274,718.30 = 613,298,324.20 : x
  2. Step 2: Convert to fraction form
    708,849,812.20/1,063,274,718.30 = 613,298,324.20/x
  3. Step 3: Cross multiply
    708,849,812.20x = 1,063,274,718.30 × 613,298,324.20
  4. Step 4: Simplify right side
    708,849,812.20x = 652,104,602,897,617,152
  5. Step 5: Solve for x
    x = 652,104,602,897,617,152/708,849,812.20
  6. Step 6: Final answer
    x = 919,947,486.30

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Double scale
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1.5x scale

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.