Home / 314,289,367.85-433,650,925.27-190,560,455.21

Finding the Fourth Proportional to 314,289,367.85, 433,650,925.27 and 190,560,455.21

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Solution

The fourth proportional to 314,289,367.85, 433,650,925.27 and 190,560,455.21 is: 262,931,954.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,289,367.85 : 433,650,925.27 = 190,560,455.21 : x
  2. Step 2: Convert to fraction form
    314,289,367.85/433,650,925.27 = 190,560,455.21/x
  3. Step 3: Cross multiply
    314,289,367.85x = 433,650,925.27 × 190,560,455.21
  4. Step 4: Simplify right side
    314,289,367.85x = 82,636,717,721,688,896
  5. Step 5: Solve for x
    x = 82,636,717,721,688,896/314,289,367.85
  6. Step 6: Final answer
    x = 262,931,954.35

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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.