Home / 314,289,085.32-433,650,535.32-190,560,172.68

Finding the Fourth Proportional to 314,289,085.32, 433,650,535.32 and 190,560,172.68

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Solution

The fourth proportional to 314,289,085.32, 433,650,535.32 and 190,560,172.68 is: 262,931,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,289,085.32 : 433,650,535.32 = 190,560,172.68 : x
  2. Step 2: Convert to fraction form
    314,289,085.32/433,650,535.32 = 190,560,172.68/x
  3. Step 3: Cross multiply
    314,289,085.32x = 433,650,535.32 × 190,560,172.68
  4. Step 4: Simplify right side
    314,289,085.32x = 82,636,520,893,353,648
  5. Step 5: Solve for x
    x = 82,636,520,893,353,648/314,289,085.32
  6. Step 6: Final answer
    x = 262,931,564.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.