Home / 804,059,237.40-1,206,088,856.10-642,816,101.40

Finding the Fourth Proportional to 804,059,237.40, 1,206,088,856.10 and 642,816,101.40

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Solution

The fourth proportional to 804,059,237.40, 1,206,088,856.10 and 642,816,101.40 is: 964,224,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,059,237.40 : 1,206,088,856.10 = 642,816,101.40 : x
  2. Step 2: Convert to fraction form
    804,059,237.40/1,206,088,856.10 = 642,816,101.40/x
  3. Step 3: Cross multiply
    804,059,237.40x = 1,206,088,856.10 × 642,816,101.40
  4. Step 4: Simplify right side
    804,059,237.40x = 775,293,336,420,187,520
  5. Step 5: Solve for x
    x = 775,293,336,420,187,520/804,059,237.40
  6. Step 6: Final answer
    x = 964,224,152.10

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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.