Home / 646,740,411.09-970,118,314.96-180,373,460.11

Finding the Fourth Proportional to 646,740,411.09, 970,118,314.96 and 180,373,460.11

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Solution

The fourth proportional to 646,740,411.09, 970,118,314.96 and 180,373,460.11 is: 270,562,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,740,411.09 : 970,118,314.96 = 180,373,460.11 : x
  2. Step 2: Convert to fraction form
    646,740,411.09/970,118,314.96 = 180,373,460.11/x
  3. Step 3: Cross multiply
    646,740,411.09x = 970,118,314.96 × 180,373,460.11
  4. Step 4: Simplify right side
    646,740,411.09x = 174,983,597,187,745,152
  5. Step 5: Solve for x
    x = 174,983,597,187,745,152/646,740,411.09
  6. Step 6: Final answer
    x = 270,562,337.20

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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.