Home / 210,445,190.40-315,518,486.40-95,484,806.40

Finding the Fourth Proportional to 210,445,190.40, 315,518,486.40 and 95,484,806.40

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Solution

The fourth proportional to 210,445,190.40, 315,518,486.40 and 95,484,806.40 is: 143,159,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,445,190.40 : 315,518,486.40 = 95,484,806.40 : x
  2. Step 2: Convert to fraction form
    210,445,190.40/315,518,486.40 = 95,484,806.40/x
  3. Step 3: Cross multiply
    210,445,190.40x = 315,518,486.40 × 95,484,806.40
  4. Step 4: Simplify right side
    210,445,190.40x = 30,127,221,589,525,032
  5. Step 5: Solve for x
    x = 30,127,221,589,525,032/210,445,190.40
  6. Step 6: Final answer
    x = 143,159,468.42

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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.