Home / 262,466,820.60-393,700,230.90-109,411,812.60

Finding the Fourth Proportional to 262,466,820.60, 393,700,230.90 and 109,411,812.60

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Solution

The fourth proportional to 262,466,820.60, 393,700,230.90 and 109,411,812.60 is: 164,117,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,466,820.60 : 393,700,230.90 = 109,411,812.60 : x
  2. Step 2: Convert to fraction form
    262,466,820.60/393,700,230.90 = 109,411,812.60/x
  3. Step 3: Cross multiply
    262,466,820.60x = 393,700,230.90 × 109,411,812.60
  4. Step 4: Simplify right side
    262,466,820.60x = 43,075,455,883,807,528
  5. Step 5: Solve for x
    x = 43,075,455,883,807,528/262,466,820.60
  6. Step 6: Final answer
    x = 164,117,718.90

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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.