Home / 404,362,946.10-606,544,419.15-162,199,643.70

Finding the Fourth Proportional to 404,362,946.10, 606,544,419.15 and 162,199,643.70

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Solution

The fourth proportional to 404,362,946.10, 606,544,419.15 and 162,199,643.70 is: 243,299,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,362,946.10 : 606,544,419.15 = 162,199,643.70 : x
  2. Step 2: Convert to fraction form
    404,362,946.10/606,544,419.15 = 162,199,643.70/x
  3. Step 3: Cross multiply
    404,362,946.10x = 606,544,419.15 × 162,199,643.70
  4. Step 4: Simplify right side
    404,362,946.10x = 98,381,288,674,353,440
  5. Step 5: Solve for x
    x = 98,381,288,674,353,440/404,362,946.10
  6. Step 6: Final answer
    x = 243,299,465.55

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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.