Home / 402,945,587.40-604,119,782.70-273,229,465.80

Finding the Fourth Proportional to 402,945,587.40, 604,119,782.70 and 273,229,465.80

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Solution

The fourth proportional to 402,945,587.40, 604,119,782.70 and 273,229,465.80 is: 409,641,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,945,587.40 : 604,119,782.70 = 273,229,465.80 : x
  2. Step 2: Convert to fraction form
    402,945,587.40/604,119,782.70 = 273,229,465.80/x
  3. Step 3: Cross multiply
    402,945,587.40x = 604,119,782.70 × 273,229,465.80
  4. Step 4: Simplify right side
    402,945,587.40x = 165,063,325,506,333,088
  5. Step 5: Solve for x
    x = 165,063,325,506,333,088/402,945,587.40
  6. Step 6: Final answer
    x = 409,641,725.01

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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.