Home / 599,064,999.40-898,597,499.10-434,530,865.80

Finding the Fourth Proportional to 599,064,999.40, 898,597,499.10 and 434,530,865.80

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Solution

The fourth proportional to 599,064,999.40, 898,597,499.10 and 434,530,865.80 is: 651,796,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,064,999.40 : 898,597,499.10 = 434,530,865.80 : x
  2. Step 2: Convert to fraction form
    599,064,999.40/898,597,499.10 = 434,530,865.80/x
  3. Step 3: Cross multiply
    599,064,999.40x = 898,597,499.10 × 434,530,865.80
  4. Step 4: Simplify right side
    599,064,999.40x = 390,468,349,289,637,760
  5. Step 5: Solve for x
    x = 390,468,349,289,637,760/599,064,999.40
  6. Step 6: Final answer
    x = 651,796,298.70

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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.